Merge branch 'main' into add-docker-arm64-builds

.github/CODEOWNERS

@@ -20,12 +20,19 @@
 # Database Operations for database changes
 src/Sql/** @bitwarden/dept-dbops
 util/EfShared/** @bitwarden/dept-dbops
-util/Migrator/** @bitwarden/dept-dbops
+util/Migrator/** @bitwarden/team-platform-dev # The Platform team owns the Migrator project code
+util/Migrator/DbScripts/** @bitwarden/dept-dbops
+util/Migrator/DbScripts_finalization/** @bitwarden/dept-dbops
+util/Migrator/DbScripts_transition/** @bitwarden/dept-dbops
+util/Migrator/MySql/** @bitwarden/dept-dbops
 util/MySqlMigrations/** @bitwarden/dept-dbops
 util/PostgresMigrations/** @bitwarden/dept-dbops
 util/SqlServerEFScaffold/** @bitwarden/dept-dbops
 util/SqliteMigrations/** @bitwarden/dept-dbops
 
+# Shared util projects
+util/Setup/** @bitwarden/dept-bre @bitwarden/team-platform-dev
+
 # Auth team
 **/Auth @bitwarden/team-auth-dev
 bitwarden_license/src/Sso @bitwarden/team-auth-dev

Directory.Build.props

@@ -3,7 +3,7 @@
   <PropertyGroup>
     <TargetFramework>net8.0</TargetFramework>
 
-    <Version>2025.3.3</Version>
+    <Version>2025.4.1</Version>
 
     <RootNamespace>Bit.$(MSBuildProjectName)</RootNamespace>
     <ImplicitUsings>enable</ImplicitUsings>

bitwarden-server.sln

@@ -127,6 +127,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Infrastructure.Dapper.Test"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Events.IntegrationTest", "test\Events.IntegrationTest\Events.IntegrationTest.csproj", "{4F4C63A9-AEE2-48C4-AB86-A5BCD665E401}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Core.IntegrationTest", "test\Core.IntegrationTest\Core.IntegrationTest.csproj", "{3631BA42-6731-4118-A917-DAA43C5032B9}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -319,6 +321,10 @@ Global
 		{4F4C63A9-AEE2-48C4-AB86-A5BCD665E401}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{4F4C63A9-AEE2-48C4-AB86-A5BCD665E401}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{4F4C63A9-AEE2-48C4-AB86-A5BCD665E401}.Release|Any CPU.Build.0 = Release|Any CPU
+		{3631BA42-6731-4118-A917-DAA43C5032B9}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{3631BA42-6731-4118-A917-DAA43C5032B9}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{3631BA42-6731-4118-A917-DAA43C5032B9}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{3631BA42-6731-4118-A917-DAA43C5032B9}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -370,6 +376,7 @@ Global
 		{90D85D8F-5577-4570-A96E-5A2E185F0F6F} = {DD5BD056-4AAE-43EF-BBD2-0B569B8DA84F}
 		{4A725DB3-BE4F-4C23-9087-82D0610D67AF} = {DD5BD056-4AAE-43EF-BBD2-0B569B8DA84F}
 		{4F4C63A9-AEE2-48C4-AB86-A5BCD665E401} = {DD5BD056-4AAE-43EF-BBD2-0B569B8DA84F}
+		{3631BA42-6731-4118-A917-DAA43C5032B9} = {DD5BD056-4AAE-43EF-BBD2-0B569B8DA84F}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {E01CBF68-2E20-425F-9EDB-E0A6510CA92F}

bitwarden_license/src/Commercial.Core/Billing/ProviderBillingService.cs

@@ -35,7 +35,6 @@ public class ProviderBillingService(
     IGlobalSettings globalSettings,
     ILogger<ProviderBillingService> logger,
     IOrganizationRepository organizationRepository,
-    IPaymentService paymentService,
     IPricingClient pricingClient,
     IProviderInvoiceItemRepository providerInvoiceItemRepository,
     IProviderOrganizationRepository providerOrganizationRepository,
@@ -148,36 +147,29 @@ public class ProviderBillingService(
 
     public async Task ChangePlan(ChangeProviderPlanCommand command)
     {
-        var plan = await providerPlanRepository.GetByIdAsync(command.ProviderPlanId);
+        var (provider, providerPlanId, newPlanType) = command;
 
-        if (plan == null)
+        var providerPlan = await providerPlanRepository.GetByIdAsync(providerPlanId);
+
+        if (providerPlan == null)
         {
             throw new BadRequestException("Provider plan not found.");
         }
 
-        if (plan.PlanType == command.NewPlan)
+        if (providerPlan.PlanType == newPlanType)
         {
             return;
         }
 
-        var oldPlanConfiguration = await pricingClient.GetPlanOrThrow(plan.PlanType);
+        var subscription = await subscriberService.GetSubscriptionOrThrow(provider);
-        var newPlanConfiguration = await pricingClient.GetPlanOrThrow(command.NewPlan);
 
-        plan.PlanType = command.NewPlan;
+        var oldPriceId = ProviderPriceAdapter.GetPriceId(provider, subscription, providerPlan.PlanType);
-        await providerPlanRepository.ReplaceAsync(plan);
+        var newPriceId = ProviderPriceAdapter.GetPriceId(provider, subscription, newPlanType);
 
-        Subscription subscription;
+        providerPlan.PlanType = newPlanType;
-        try
+        await providerPlanRepository.ReplaceAsync(providerPlan);
-        {
-            subscription = await stripeAdapter.ProviderSubscriptionGetAsync(command.GatewaySubscriptionId, plan.ProviderId);
-        }
-        catch (InvalidOperationException)
-        {
-            throw new ConflictException("Subscription not found.");
-        }
 
-        var oldSubscriptionItem = subscription.Items.SingleOrDefault(x =>
+        var oldSubscriptionItem = subscription.Items.SingleOrDefault(x => x.Price.Id == oldPriceId);
-            x.Price.Id == oldPlanConfiguration.PasswordManager.StripeProviderPortalSeatPlanId);
 
         var updateOptions = new SubscriptionUpdateOptions
         {
@@ -185,7 +177,7 @@ public class ProviderBillingService(
             [
                 new SubscriptionItemOptions
                 {
-                    Price = newPlanConfiguration.PasswordManager.StripeProviderPortalSeatPlanId,
+                    Price = newPriceId,
                     Quantity = oldSubscriptionItem!.Quantity
                 },
                 new SubscriptionItemOptions
@@ -196,12 +188,14 @@ public class ProviderBillingService(
             ]
         };
 
-        await stripeAdapter.SubscriptionUpdateAsync(command.GatewaySubscriptionId, updateOptions);
+        await stripeAdapter.SubscriptionUpdateAsync(provider.GatewaySubscriptionId, updateOptions);
 
         // Refactor later to ?ChangeClientPlanCommand? (ProviderPlanId, ProviderId, OrganizationId)
         // 1. Retrieve PlanType and PlanName for ProviderPlan
         // 2. Assign PlanType & PlanName to Organization
-        var providerOrganizations = await providerOrganizationRepository.GetManyDetailsByProviderAsync(plan.ProviderId);
+        var providerOrganizations = await providerOrganizationRepository.GetManyDetailsByProviderAsync(providerPlan.ProviderId);
+
+        var newPlan = await pricingClient.GetPlanOrThrow(newPlanType);
 
         foreach (var providerOrganization in providerOrganizations)
         {
@@ -210,8 +204,8 @@ public class ProviderBillingService(
             {
                 throw new ConflictException($"Organization '{providerOrganization.Id}' not found.");
             }
-            organization.PlanType = command.NewPlan;
+            organization.PlanType = newPlanType;
-            organization.Plan = newPlanConfiguration.Name;
+            organization.Plan = newPlan.Name;
             await organizationRepository.ReplaceAsync(organization);
         }
     }
@@ -405,7 +399,7 @@ public class ProviderBillingService(
 
         var newlyAssignedSeatTotal = currentlyAssignedSeatTotal + seatAdjustment;
 
-        var update = CurrySeatScalingUpdate(
+        var scaleQuantityTo = CurrySeatScalingUpdate(
             provider,
             providerPlan,
             newlyAssignedSeatTotal);
@@ -428,9 +422,7 @@ public class ProviderBillingService(
         else if (currentlyAssignedSeatTotal <= seatMinimum &&
                  newlyAssignedSeatTotal > seatMinimum)
         {
-            await update(
+            await scaleQuantityTo(newlyAssignedSeatTotal);
-                seatMinimum,
-                newlyAssignedSeatTotal);
         }
         /*
          * Above the limit => Above the limit:
@@ -439,9 +431,7 @@ public class ProviderBillingService(
         else if (currentlyAssignedSeatTotal > seatMinimum &&
                  newlyAssignedSeatTotal > seatMinimum)
         {
-            await update(
+            await scaleQuantityTo(newlyAssignedSeatTotal);
-                currentlyAssignedSeatTotal,
-                newlyAssignedSeatTotal);
         }
         /*
          * Above the limit => Below the limit:
@@ -450,9 +440,7 @@ public class ProviderBillingService(
         else if (currentlyAssignedSeatTotal > seatMinimum &&
                  newlyAssignedSeatTotal <= seatMinimum)
         {
-            await update(
+            await scaleQuantityTo(seatMinimum);
-                currentlyAssignedSeatTotal,
-                seatMinimum);
         }
     }
 
@@ -586,9 +574,11 @@ public class ProviderBillingService(
                 throw new BillingException();
             }
 
+            var priceId = ProviderPriceAdapter.GetActivePriceId(provider, providerPlan.PlanType);
+
             subscriptionItemOptionsList.Add(new SubscriptionItemOptions
             {
-                Price = plan.PasswordManager.StripeProviderPortalSeatPlanId,
+                Price = priceId,
                 Quantity = providerPlan.SeatMinimum
             });
         }
@@ -654,43 +644,37 @@ public class ProviderBillingService(
 
     public async Task UpdateSeatMinimums(UpdateProviderSeatMinimumsCommand command)
     {
-        if (command.Configuration.Any(x => x.SeatsMinimum < 0))
+        var (provider, updatedPlanConfigurations) = command;
+
+        if (updatedPlanConfigurations.Any(x => x.SeatsMinimum < 0))
         {
             throw new BadRequestException("Provider seat minimums must be at least 0.");
         }
 
-        Subscription subscription;
+        var subscription = await subscriberService.GetSubscriptionOrThrow(provider);
-        try
-        {
-            subscription = await stripeAdapter.ProviderSubscriptionGetAsync(command.GatewaySubscriptionId, command.Id);
-        }
-        catch (InvalidOperationException)
-        {
-            throw new ConflictException("Subscription not found.");
-        }
 
         var subscriptionItemOptionsList = new List<SubscriptionItemOptions>();
 
-        var providerPlans = await providerPlanRepository.GetByProviderId(command.Id);
+        var providerPlans = await providerPlanRepository.GetByProviderId(provider.Id);
 
-        foreach (var newPlanConfiguration in command.Configuration)
+        foreach (var updatedPlanConfiguration in updatedPlanConfigurations)
         {
+            var (updatedPlanType, updatedSeatMinimum) = updatedPlanConfiguration;
+
             var providerPlan =
-                providerPlans.Single(providerPlan => providerPlan.PlanType == newPlanConfiguration.Plan);
+                providerPlans.Single(providerPlan => providerPlan.PlanType == updatedPlanType);
 
-            if (providerPlan.SeatMinimum != newPlanConfiguration.SeatsMinimum)
+            if (providerPlan.SeatMinimum != updatedSeatMinimum)
             {
-                var newPlan = await pricingClient.GetPlanOrThrow(newPlanConfiguration.Plan);
+                var priceId = ProviderPriceAdapter.GetPriceId(provider, subscription, updatedPlanType);
-
-                var priceId = newPlan.PasswordManager.StripeProviderPortalSeatPlanId;
 
                 var subscriptionItem = subscription.Items.First(item => item.Price.Id == priceId);
 
                 if (providerPlan.PurchasedSeats == 0)
                 {
-                    if (providerPlan.AllocatedSeats > newPlanConfiguration.SeatsMinimum)
+                    if (providerPlan.AllocatedSeats > updatedSeatMinimum)
                     {
-                        providerPlan.PurchasedSeats = providerPlan.AllocatedSeats - newPlanConfiguration.SeatsMinimum;
+                        providerPlan.PurchasedSeats = providerPlan.AllocatedSeats - updatedSeatMinimum;
 
                         subscriptionItemOptionsList.Add(new SubscriptionItemOptions
                         {
@@ -705,7 +689,7 @@ public class ProviderBillingService(
                         {
                             Id = subscriptionItem.Id,
                             Price = priceId,
-                            Quantity = newPlanConfiguration.SeatsMinimum
+                            Quantity = updatedSeatMinimum
                         });
                     }
                 }
@@ -713,9 +697,9 @@ public class ProviderBillingService(
                 {
                     var totalSeats = providerPlan.SeatMinimum + providerPlan.PurchasedSeats;
 
-                    if (newPlanConfiguration.SeatsMinimum <= totalSeats)
+                    if (updatedSeatMinimum <= totalSeats)
                     {
-                        providerPlan.PurchasedSeats = totalSeats - newPlanConfiguration.SeatsMinimum;
+                        providerPlan.PurchasedSeats = totalSeats - updatedSeatMinimum;
                     }
                     else
                     {
@@ -724,12 +708,12 @@ public class ProviderBillingService(
                         {
                             Id = subscriptionItem.Id,
                             Price = priceId,
-                            Quantity = newPlanConfiguration.SeatsMinimum
+                            Quantity = updatedSeatMinimum
                         });
                     }
                 }
 
-                providerPlan.SeatMinimum = newPlanConfiguration.SeatsMinimum;
+                providerPlan.SeatMinimum = updatedSeatMinimum;
 
                 await providerPlanRepository.ReplaceAsync(providerPlan);
             }
@@ -737,23 +721,33 @@ public class ProviderBillingService(
 
         if (subscriptionItemOptionsList.Count > 0)
         {
-            await stripeAdapter.SubscriptionUpdateAsync(command.GatewaySubscriptionId,
+            await stripeAdapter.SubscriptionUpdateAsync(provider.GatewaySubscriptionId,
                 new SubscriptionUpdateOptions { Items = subscriptionItemOptionsList });
         }
     }
 
-    private Func<int, int, Task> CurrySeatScalingUpdate(
+    private Func<int, Task> CurrySeatScalingUpdate(
         Provider provider,
         ProviderPlan providerPlan,
-        int newlyAssignedSeats) => async (currentlySubscribedSeats, newlySubscribedSeats) =>
+        int newlyAssignedSeats) => async newlySubscribedSeats =>
     {
-        var plan = await pricingClient.GetPlanOrThrow(providerPlan.PlanType);
+        var subscription = await subscriberService.GetSubscriptionOrThrow(provider);
 
-        await paymentService.AdjustSeats(
+        var priceId = ProviderPriceAdapter.GetPriceId(provider, subscription, providerPlan.PlanType);
-            provider,
+
-            plan,
+        var item = subscription.Items.First(item => item.Price.Id == priceId);
-            currentlySubscribedSeats,
+
-            newlySubscribedSeats);
+        await stripeAdapter.SubscriptionUpdateAsync(provider.GatewaySubscriptionId, new SubscriptionUpdateOptions
+        {
+            Items = [
+                new SubscriptionItemOptions
+                {
+                    Id = item.Id,
+                    Price = priceId,
+                    Quantity = newlySubscribedSeats
+                }
+            ]
+        });
 
         var newlyPurchasedSeats = newlySubscribedSeats > providerPlan.SeatMinimum
             ? newlySubscribedSeats - providerPlan.SeatMinimum

bitwarden_license/src/Commercial.Core/Billing/ProviderPriceAdapter.cs

@@ -0,0 +1,133 @@
+// ReSharper disable SwitchExpressionHandlesSomeKnownEnumValuesWithExceptionInDefault
+#nullable enable
+using Bit.Core.AdminConsole.Entities.Provider;
+using Bit.Core.AdminConsole.Enums.Provider;
+using Bit.Core.Billing;
+using Bit.Core.Billing.Enums;
+using Stripe;
+
+namespace Bit.Commercial.Core.Billing;
+
+public static class ProviderPriceAdapter
+{
+    public static class MSP
+    {
+        public static class Active
+        {
+            public const string Enterprise = "provider-portal-enterprise-monthly-2025";
+            public const string Teams = "provider-portal-teams-monthly-2025";
+        }
+
+        public static class Legacy
+        {
+            public const string Enterprise = "password-manager-provider-portal-enterprise-monthly-2024";
+            public const string Teams = "password-manager-provider-portal-teams-monthly-2024";
+            public static readonly List<string> List = [Enterprise, Teams];
+        }
+    }
+
+    public static class BusinessUnit
+    {
+        public static class Active
+        {
+            public const string Annually = "business-unit-portal-enterprise-annually-2025";
+            public const string Monthly = "business-unit-portal-enterprise-monthly-2025";
+        }
+
+        public static class Legacy
+        {
+            public const string Annually = "password-manager-provider-portal-enterprise-annually-2024";
+            public const string Monthly = "password-manager-provider-portal-enterprise-monthly-2024";
+            public static readonly List<string> List = [Annually, Monthly];
+        }
+    }
+
+    /// <summary>
+    /// Uses the <paramref name="provider"/>'s <see cref="Provider.Type"/> and <paramref name="subscription"/> to determine
+    /// whether the <paramref name="provider"/> is on active or legacy pricing and then returns a Stripe price ID for the provided
+    /// <paramref name="planType"/> based on that determination.
+    /// </summary>
+    /// <param name="provider">The provider to get the Stripe price ID for.</param>
+    /// <param name="subscription">The provider's subscription.</param>
+    /// <param name="planType">The plan type correlating to the desired Stripe price ID.</param>
+    /// <returns>A Stripe <see cref="Stripe.Price"/> ID.</returns>
+    /// <exception cref="BillingException">Thrown when the provider's type is not <see cref="ProviderType.Msp"/> or <see cref="ProviderType.MultiOrganizationEnterprise"/>.</exception>
+    /// <exception cref="BillingException">Thrown when the provided <see cref="planType"/> does not relate to a Stripe price ID.</exception>
+    public static string GetPriceId(
+        Provider provider,
+        Subscription subscription,
+        PlanType planType)
+    {
+        var priceIds = subscription.Items.Select(item => item.Price.Id);
+
+        var invalidPlanType =
+            new BillingException(message: $"PlanType {planType} does not have an associated provider price in Stripe");
+
+        return provider.Type switch
+        {
+            ProviderType.Msp => MSP.Legacy.List.Intersect(priceIds).Any()
+                ? planType switch
+                {
+                    PlanType.TeamsMonthly => MSP.Legacy.Teams,
+                    PlanType.EnterpriseMonthly => MSP.Legacy.Enterprise,
+                    _ => throw invalidPlanType
+                }
+                : planType switch
+                {
+                    PlanType.TeamsMonthly => MSP.Active.Teams,
+                    PlanType.EnterpriseMonthly => MSP.Active.Enterprise,
+                    _ => throw invalidPlanType
+                },
+            ProviderType.MultiOrganizationEnterprise => BusinessUnit.Legacy.List.Intersect(priceIds).Any()
+                ? planType switch
+                {
+                    PlanType.EnterpriseAnnually => BusinessUnit.Legacy.Annually,
+                    PlanType.EnterpriseMonthly => BusinessUnit.Legacy.Monthly,
+                    _ => throw invalidPlanType
+                }
+                : planType switch
+                {
+                    PlanType.EnterpriseAnnually => BusinessUnit.Active.Annually,
+                    PlanType.EnterpriseMonthly => BusinessUnit.Active.Monthly,
+                    _ => throw invalidPlanType
+                },
+            _ => throw new BillingException(
+                $"ProviderType {provider.Type} does not have any associated provider price IDs")
+        };
+    }
+
+    /// <summary>
+    /// Uses the <paramref name="provider"/>'s <see cref="Provider.Type"/> to return the active Stripe price ID for the provided
+    /// <paramref name="planType"/>.
+    /// </summary>
+    /// <param name="provider">The provider to get the Stripe price ID for.</param>
+    /// <param name="planType">The plan type correlating to the desired Stripe price ID.</param>
+    /// <returns>A Stripe <see cref="Stripe.Price"/> ID.</returns>
+    /// <exception cref="BillingException">Thrown when the provider's type is not <see cref="ProviderType.Msp"/> or <see cref="ProviderType.MultiOrganizationEnterprise"/>.</exception>
+    /// <exception cref="BillingException">Thrown when the provided <see cref="planType"/> does not relate to a Stripe price ID.</exception>
+    public static string GetActivePriceId(
+        Provider provider,
+        PlanType planType)
+    {
+        var invalidPlanType =
+            new BillingException(message: $"PlanType {planType} does not have an associated provider price in Stripe");
+
+        return provider.Type switch
+        {
+            ProviderType.Msp => planType switch
+            {
+                PlanType.TeamsMonthly => MSP.Active.Teams,
+                PlanType.EnterpriseMonthly => MSP.Active.Enterprise,
+                _ => throw invalidPlanType
+            },
+            ProviderType.MultiOrganizationEnterprise => planType switch
+            {
+                PlanType.EnterpriseAnnually => BusinessUnit.Active.Annually,
+                PlanType.EnterpriseMonthly => BusinessUnit.Active.Monthly,
+                _ => throw invalidPlanType
+            },
+            _ => throw new BillingException(
+                $"ProviderType {provider.Type} does not have any associated provider price IDs")
+        };
+    }
+}

bitwarden_license/src/Scim/Models/ScimUserRequestModel.cs

@@ -1,8 +1,11 @@
 using Bit.Core.AdminConsole.Enums;
+using Bit.Core.AdminConsole.Models.Business;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
 using Bit.Core.Enums;
-using Bit.Core.Models.Business;
+using Bit.Core.Exceptions;
 using Bit.Core.Models.Data;
 using Bit.Core.Utilities;
+using OrganizationUserInvite = Bit.Core.Models.Business.OrganizationUserInvite;
 
 namespace Bit.Scim.Models;
 
@@ -10,7 +13,8 @@ public class ScimUserRequestModel : BaseScimUserModel
 {
     public ScimUserRequestModel()
         : base(false)
-    { }
+    {
+    }
 
     public OrganizationUserInvite ToOrganizationUserInvite(ScimProviderType scimProvider)
     {
@@ -25,6 +29,31 @@ public class ScimUserRequestModel : BaseScimUserModel
         };
     }
 
+    public InviteOrganizationUsersRequest ToRequest(
+        ScimProviderType scimProvider,
+        InviteOrganization inviteOrganization,
+        DateTimeOffset performedAt)
+    {
+        var email = EmailForInvite(scimProvider);
+
+        if (string.IsNullOrWhiteSpace(email) || !Active)
+        {
+            throw new BadRequestException();
+        }
+
+        return new InviteOrganizationUsersRequest(
+            invites:
+            [
+                new Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models.OrganizationUserInvite(
+                        email: email,
+                        externalId: ExternalIdForInvite()
+                    )
+            ],
+            inviteOrganization: inviteOrganization,
+            performedBy: Guid.Empty, // SCIM does not have a user id
+            performedAt: performedAt);
+    }
+
     private string EmailForInvite(ScimProviderType scimProvider)
     {
         var email = PrimaryEmail?.ToLowerInvariant();

bitwarden_license/src/Scim/Users/PostUserCommand.cs

@@ -1,39 +1,99 @@
-using Bit.Core.Enums;
+#nullable enable
+
+using Bit.Core;
+using Bit.Core.AdminConsole.Enums;
+using Bit.Core.AdminConsole.Models.Business;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Errors;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
+using Bit.Core.Billing.Pricing;
+using Bit.Core.Enums;
 using Bit.Core.Exceptions;
+using Bit.Core.Models.Commands;
 using Bit.Core.Models.Data.Organizations.OrganizationUsers;
 using Bit.Core.Repositories;
 using Bit.Core.Services;
 using Bit.Scim.Context;
 using Bit.Scim.Models;
 using Bit.Scim.Users.Interfaces;
+using static Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Errors.ErrorMapper;
 
 namespace Bit.Scim.Users;
 
-public class PostUserCommand : IPostUserCommand
+public class PostUserCommand(
+    IOrganizationRepository organizationRepository,
+    IOrganizationUserRepository organizationUserRepository,
+    IOrganizationService organizationService,
+    IPaymentService paymentService,
+    IScimContext scimContext,
+    IFeatureService featureService,
+    IInviteOrganizationUsersCommand inviteOrganizationUsersCommand,
+    TimeProvider timeProvider,
+    IPricingClient pricingClient)
+    : IPostUserCommand
 {
-    private readonly IOrganizationRepository _organizationRepository;
+    public async Task<OrganizationUserUserDetails?> PostUserAsync(Guid organizationId, ScimUserRequestModel model)
-    private readonly IOrganizationUserRepository _organizationUserRepository;
-    private readonly IOrganizationService _organizationService;
-    private readonly IPaymentService _paymentService;
-    private readonly IScimContext _scimContext;
-
-    public PostUserCommand(
-        IOrganizationRepository organizationRepository,
-        IOrganizationUserRepository organizationUserRepository,
-        IOrganizationService organizationService,
-        IPaymentService paymentService,
-        IScimContext scimContext)
     {
-        _organizationRepository = organizationRepository;
+        if (featureService.IsEnabled(FeatureFlagKeys.ScimInviteUserOptimization) is false)
-        _organizationUserRepository = organizationUserRepository;
+        {
-        _organizationService = organizationService;
+            return await InviteScimOrganizationUserAsync(model, organizationId, scimContext.RequestScimProvider);
-        _paymentService = paymentService;
+        }
-        _scimContext = scimContext;
+
+        return await InviteScimOrganizationUserAsync_vNext(model, organizationId, scimContext.RequestScimProvider);
     }
 
-    public async Task<OrganizationUserUserDetails> PostUserAsync(Guid organizationId, ScimUserRequestModel model)
+    private async Task<OrganizationUserUserDetails?> InviteScimOrganizationUserAsync_vNext(
+        ScimUserRequestModel model,
+        Guid organizationId,
+        ScimProviderType scimProvider)
+    {
+        var organization = await organizationRepository.GetByIdAsync(organizationId);
+
+        if (organization is null)
+        {
+            throw new NotFoundException();
+        }
+
+        var plan = await pricingClient.GetPlanOrThrow(organization.PlanType);
+
+        var request = model.ToRequest(
+            scimProvider: scimProvider,
+            inviteOrganization: new InviteOrganization(organization, plan),
+            performedAt: timeProvider.GetUtcNow());
+
+        var orgUsers = await organizationUserRepository
+            .GetManyDetailsByOrganizationAsync(request.InviteOrganization.OrganizationId);
+
+        if (orgUsers.Any(existingUser =>
+                request.Invites.First().Email.Equals(existingUser.Email, StringComparison.OrdinalIgnoreCase) ||
+                request.Invites.First().ExternalId.Equals(existingUser.ExternalId, StringComparison.OrdinalIgnoreCase)))
+        {
+            throw new ConflictException("User already exists.");
+        }
+
+        var result = await inviteOrganizationUsersCommand.InviteScimOrganizationUserAsync(request);
+
+        var invitedOrganizationUserId = result switch
+        {
+            Success<ScimInviteOrganizationUsersResponse> success => success.Value.InvitedUser.Id,
+            Failure<ScimInviteOrganizationUsersResponse> failure when failure.Errors
+                    .Any(x => x.Message == NoUsersToInviteError.Code) => (Guid?)null,
+            Failure<ScimInviteOrganizationUsersResponse> failure when failure.Errors.Length != 0 => throw MapToBitException(failure.Errors),
+            _ => throw new InvalidOperationException()
+        };
+
+        var organizationUser = invitedOrganizationUserId.HasValue
+            ? await organizationUserRepository.GetDetailsByIdAsync(invitedOrganizationUserId.Value)
+            : null;
+
+        return organizationUser;
+    }
+
+    private async Task<OrganizationUserUserDetails?> InviteScimOrganizationUserAsync(
+        ScimUserRequestModel model,
+        Guid organizationId,
+        ScimProviderType scimProvider)
     {
-        var scimProvider = _scimContext.RequestScimProvider;
         var invite = model.ToOrganizationUserInvite(scimProvider);
 
         var email = invite.Emails.Single();
@@ -44,7 +104,7 @@ public class PostUserCommand : IPostUserCommand
             throw new BadRequestException();
         }
 
-        var orgUsers = await _organizationUserRepository.GetManyDetailsByOrganizationAsync(organizationId);
+        var orgUsers = await organizationUserRepository.GetManyDetailsByOrganizationAsync(organizationId);
         var orgUserByEmail = orgUsers.FirstOrDefault(ou => ou.Email?.ToLowerInvariant() == email);
         if (orgUserByEmail != null)
         {
@@ -57,13 +117,21 @@ public class PostUserCommand : IPostUserCommand
             throw new ConflictException();
         }
 
-        var organization = await _organizationRepository.GetByIdAsync(organizationId);
+        var organization = await organizationRepository.GetByIdAsync(organizationId);
-        var hasStandaloneSecretsManager = await _paymentService.HasSecretsManagerStandalone(organization);
+
+        if (organization == null)
+        {
+            throw new NotFoundException();
+        }
+
+        var hasStandaloneSecretsManager = await paymentService.HasSecretsManagerStandalone(organization);
         invite.AccessSecretsManager = hasStandaloneSecretsManager;
 
-        var invitedOrgUser = await _organizationService.InviteUserAsync(organizationId, invitingUserId: null, EventSystemUser.SCIM,
+        var invitedOrgUser = await organizationService.InviteUserAsync(organizationId, invitingUserId: null,
-            invite, externalId);
+            EventSystemUser.SCIM,
-        var orgUser = await _organizationUserRepository.GetDetailsByIdAsync(invitedOrgUser.Id);
+            invite,
+            externalId);
+        var orgUser = await organizationUserRepository.GetDetailsByIdAsync(invitedOrgUser.Id);
 
         return orgUser;
     }

bitwarden_license/test/Commercial.Core.Test/Billing/ProviderBillingServiceTests.cs

@@ -4,6 +4,7 @@ using Bit.Commercial.Core.Billing;
 using Bit.Commercial.Core.Billing.Models;
 using Bit.Core.AdminConsole.Entities;
 using Bit.Core.AdminConsole.Entities.Provider;
+using Bit.Core.AdminConsole.Enums.Provider;
 using Bit.Core.AdminConsole.Models.Data.Provider;
 using Bit.Core.AdminConsole.Repositories;
 using Bit.Core.Billing.Constants;
@@ -115,6 +116,8 @@ public class ProviderBillingServiceTests
         SutProvider<ProviderBillingService> sutProvider)
     {
         // Arrange
+        provider.Type = ProviderType.MultiOrganizationEnterprise;
+
         var providerPlanRepository = sutProvider.GetDependency<IProviderPlanRepository>();
         var existingPlan = new ProviderPlan
         {
@@ -132,10 +135,7 @@ public class ProviderBillingServiceTests
         sutProvider.GetDependency<IPricingClient>().GetPlanOrThrow(existingPlan.PlanType)
             .Returns(StaticStore.GetPlan(existingPlan.PlanType));
 
-        var stripeAdapter = sutProvider.GetDependency<IStripeAdapter>();
+        sutProvider.GetDependency<ISubscriberService>().GetSubscriptionOrThrow(provider)
-        stripeAdapter.ProviderSubscriptionGetAsync(
-                Arg.Is(provider.GatewaySubscriptionId),
-                Arg.Is(provider.Id))
             .Returns(new Subscription
             {
                 Id = provider.GatewaySubscriptionId,
@@ -158,7 +158,7 @@ public class ProviderBillingServiceTests
             });
 
         var command =
-            new ChangeProviderPlanCommand(providerPlanId, PlanType.EnterpriseMonthly, provider.GatewaySubscriptionId);
+            new ChangeProviderPlanCommand(provider, providerPlanId, PlanType.EnterpriseMonthly);
 
         sutProvider.GetDependency<IPricingClient>().GetPlanOrThrow(command.NewPlan)
             .Returns(StaticStore.GetPlan(command.NewPlan));
@@ -170,6 +170,8 @@ public class ProviderBillingServiceTests
         await providerPlanRepository.Received(1)
             .ReplaceAsync(Arg.Is<ProviderPlan>(p => p.PlanType == PlanType.EnterpriseMonthly));
 
+        var stripeAdapter = sutProvider.GetDependency<IStripeAdapter>();
+
         await stripeAdapter.Received(1)
             .SubscriptionUpdateAsync(
                 Arg.Is(provider.GatewaySubscriptionId),
@@ -405,6 +407,23 @@ public class ProviderBillingServiceTests
 
         sutProvider.GetDependency<IProviderPlanRepository>().GetByProviderId(provider.Id).Returns(providerPlans);
 
+        var subscription = new Subscription
+        {
+            Items = new StripeList<SubscriptionItem>
+            {
+                Data =
+                [
+                    new SubscriptionItem { Price = new Price { Id = ProviderPriceAdapter.MSP.Active.Teams } },
+                    new SubscriptionItem
+                    {
+                        Price = new Price { Id = ProviderPriceAdapter.MSP.Active.Enterprise }
+                    }
+                ]
+            }
+        };
+
+        sutProvider.GetDependency<ISubscriberService>().GetSubscriptionOrThrow(provider).Returns(subscription);
+
         // 50 seats currently assigned with a seat minimum of 100
         var teamsMonthlyPlan = StaticStore.GetPlan(PlanType.TeamsMonthly);
 
@@ -427,11 +446,9 @@ public class ProviderBillingServiceTests
         await sutProvider.Sut.ScaleSeats(provider, PlanType.TeamsMonthly, 10);
 
         // 50 assigned seats + 10 seat scale up = 60 seats, well below the 100 minimum
-        await sutProvider.GetDependency<IPaymentService>().DidNotReceiveWithAnyArgs().AdjustSeats(
+        await sutProvider.GetDependency<IStripeAdapter>().DidNotReceiveWithAnyArgs().SubscriptionUpdateAsync(
-            Arg.Any<Provider>(),
+            Arg.Any<string>(),
-            Arg.Any<Bit.Core.Models.StaticStore.Plan>(),
+            Arg.Any<SubscriptionUpdateOptions>());
-            Arg.Any<int>(),
-            Arg.Any<int>());
 
         await sutProvider.GetDependency<IProviderPlanRepository>().Received(1).ReplaceAsync(Arg.Is<ProviderPlan>(
             pPlan => pPlan.AllocatedSeats == 60));
@@ -474,6 +491,23 @@ public class ProviderBillingServiceTests
 
         sutProvider.GetDependency<IProviderPlanRepository>().GetByProviderId(provider.Id).Returns(providerPlans);
 
+        var subscription = new Subscription
+        {
+            Items = new StripeList<SubscriptionItem>
+            {
+                Data =
+                [
+                    new SubscriptionItem { Price = new Price { Id = ProviderPriceAdapter.MSP.Active.Teams } },
+                    new SubscriptionItem
+                    {
+                        Price = new Price { Id = ProviderPriceAdapter.MSP.Active.Enterprise }
+                    }
+                ]
+            }
+        };
+
+        sutProvider.GetDependency<ISubscriberService>().GetSubscriptionOrThrow(provider).Returns(subscription);
+
         // 95 seats currently assigned with a seat minimum of 100
         var teamsMonthlyPlan = StaticStore.GetPlan(PlanType.TeamsMonthly);
 
@@ -496,11 +530,12 @@ public class ProviderBillingServiceTests
         await sutProvider.Sut.ScaleSeats(provider, PlanType.TeamsMonthly, 10);
 
         // 95 current + 10 seat scale = 105 seats, 5 above the minimum
-        await sutProvider.GetDependency<IPaymentService>().Received(1).AdjustSeats(
+        await sutProvider.GetDependency<IStripeAdapter>().Received(1).SubscriptionUpdateAsync(
-            provider,
+            provider.GatewaySubscriptionId,
-            StaticStore.GetPlan(providerPlan.PlanType),
+            Arg.Is<SubscriptionUpdateOptions>(
-            providerPlan.SeatMinimum!.Value,
+                options =>
-            105);
+                    options.Items.First().Price == ProviderPriceAdapter.MSP.Active.Teams &&
+                    options.Items.First().Quantity == 105));
 
         // 105 total seats - 100 minimum = 5 purchased seats
         await sutProvider.GetDependency<IProviderPlanRepository>().Received(1).ReplaceAsync(Arg.Is<ProviderPlan>(
@@ -544,6 +579,23 @@ public class ProviderBillingServiceTests
 
         sutProvider.GetDependency<IProviderPlanRepository>().GetByProviderId(provider.Id).Returns(providerPlans);
 
+        var subscription = new Subscription
+        {
+            Items = new StripeList<SubscriptionItem>
+            {
+                Data =
+                [
+                    new SubscriptionItem { Price = new Price { Id = ProviderPriceAdapter.MSP.Active.Teams } },
+                    new SubscriptionItem
+                    {
+                        Price = new Price { Id = ProviderPriceAdapter.MSP.Active.Enterprise }
+                    }
+                ]
+            }
+        };
+
+        sutProvider.GetDependency<ISubscriberService>().GetSubscriptionOrThrow(provider).Returns(subscription);
+
         // 110 seats currently assigned with a seat minimum of 100
         var teamsMonthlyPlan = StaticStore.GetPlan(PlanType.TeamsMonthly);
 
@@ -566,11 +618,12 @@ public class ProviderBillingServiceTests
         await sutProvider.Sut.ScaleSeats(provider, PlanType.TeamsMonthly, 10);
 
         // 110 current + 10 seat scale up = 120 seats
-        await sutProvider.GetDependency<IPaymentService>().Received(1).AdjustSeats(
+        await sutProvider.GetDependency<IStripeAdapter>().Received(1).SubscriptionUpdateAsync(
-            provider,
+            provider.GatewaySubscriptionId,
-            StaticStore.GetPlan(providerPlan.PlanType),
+            Arg.Is<SubscriptionUpdateOptions>(
-            110,
+                options =>
-            120);
+                    options.Items.First().Price == ProviderPriceAdapter.MSP.Active.Teams &&
+                    options.Items.First().Quantity == 120));
 
         // 120 total seats - 100 seat minimum = 20 purchased seats
         await sutProvider.GetDependency<IProviderPlanRepository>().Received(1).ReplaceAsync(Arg.Is<ProviderPlan>(
@@ -614,6 +667,23 @@ public class ProviderBillingServiceTests
 
         sutProvider.GetDependency<IProviderPlanRepository>().GetByProviderId(provider.Id).Returns(providerPlans);
 
+        var subscription = new Subscription
+        {
+            Items = new StripeList<SubscriptionItem>
+            {
+                Data =
+                [
+                    new SubscriptionItem { Price = new Price { Id = ProviderPriceAdapter.MSP.Active.Teams } },
+                    new SubscriptionItem
+                    {
+                        Price = new Price { Id = ProviderPriceAdapter.MSP.Active.Enterprise }
+                    }
+                ]
+            }
+        };
+
+        sutProvider.GetDependency<ISubscriberService>().GetSubscriptionOrThrow(provider).Returns(subscription);
+
         // 110 seats currently assigned with a seat minimum of 100
         var teamsMonthlyPlan = StaticStore.GetPlan(PlanType.TeamsMonthly);
 
@@ -636,11 +706,12 @@ public class ProviderBillingServiceTests
         await sutProvider.Sut.ScaleSeats(provider, PlanType.TeamsMonthly, -30);
 
         // 110 seats - 30 scale down seats = 80 seats, below the 100 seat minimum.
-        await sutProvider.GetDependency<IPaymentService>().Received(1).AdjustSeats(
+        await sutProvider.GetDependency<IStripeAdapter>().Received(1).SubscriptionUpdateAsync(
-            provider,
+            provider.GatewaySubscriptionId,
-            StaticStore.GetPlan(providerPlan.PlanType),
+            Arg.Is<SubscriptionUpdateOptions>(
-            110,
+                options =>
-            providerPlan.SeatMinimum!.Value);
+                    options.Items.First().Price == ProviderPriceAdapter.MSP.Active.Teams &&
+                    options.Items.First().Quantity == providerPlan.SeatMinimum!.Value));
 
         // Being below the seat minimum means no purchased seats.
         await sutProvider.GetDependency<IProviderPlanRepository>().Received(1).ReplaceAsync(Arg.Is<ProviderPlan>(
@@ -977,6 +1048,7 @@ public class ProviderBillingServiceTests
         SutProvider<ProviderBillingService> sutProvider,
         Provider provider)
     {
+        provider.Type = ProviderType.Msp;
         provider.GatewaySubscriptionId = null;
 
         var customer = new Customer
@@ -1020,9 +1092,6 @@ public class ProviderBillingServiceTests
         sutProvider.GetDependency<IProviderPlanRepository>().GetByProviderId(provider.Id)
             .Returns(providerPlans);
 
-        var teamsPlan = StaticStore.GetPlan(PlanType.TeamsMonthly);
-        var enterprisePlan = StaticStore.GetPlan(PlanType.EnterpriseMonthly);
-
         var expected = new Subscription { Id = "subscription_id", Status = StripeConstants.SubscriptionStatus.Active };
 
         sutProvider.GetDependency<IAutomaticTaxStrategy>()
@@ -1045,9 +1114,9 @@ public class ProviderBillingServiceTests
                 sub.Customer == "customer_id" &&
                 sub.DaysUntilDue == 30 &&
                 sub.Items.Count == 2 &&
-                sub.Items.ElementAt(0).Price == teamsPlan.PasswordManager.StripeProviderPortalSeatPlanId &&
+                sub.Items.ElementAt(0).Price == ProviderPriceAdapter.MSP.Active.Teams &&
                 sub.Items.ElementAt(0).Quantity == 100 &&
-                sub.Items.ElementAt(1).Price == enterprisePlan.PasswordManager.StripeProviderPortalSeatPlanId &&
+                sub.Items.ElementAt(1).Price == ProviderPriceAdapter.MSP.Active.Enterprise &&
                 sub.Items.ElementAt(1).Quantity == 100 &&
                 sub.Metadata["providerId"] == provider.Id.ToString() &&
                 sub.OffSession == true &&
@@ -1069,8 +1138,7 @@ public class ProviderBillingServiceTests
     {
         // Arrange
         var command = new UpdateProviderSeatMinimumsCommand(
-            provider.Id,
+            provider,
-            provider.GatewaySubscriptionId,
             [
                 (PlanType.TeamsMonthly, -10),
                 (PlanType.EnterpriseMonthly, 50)
@@ -1089,6 +1157,8 @@ public class ProviderBillingServiceTests
         SutProvider<ProviderBillingService> sutProvider)
     {
         // Arrange
+        provider.Type = ProviderType.Msp;
+
         var stripeAdapter = sutProvider.GetDependency<IStripeAdapter>();
         var providerPlanRepository = sutProvider.GetDependency<IProviderPlanRepository>();
 
@@ -1118,9 +1188,7 @@ public class ProviderBillingServiceTests
             }
         };
 
-        stripeAdapter.ProviderSubscriptionGetAsync(
+        sutProvider.GetDependency<ISubscriberService>().GetSubscriptionOrThrow(provider).Returns(subscription);
-            provider.GatewaySubscriptionId,
-            provider.Id).Returns(subscription);
 
         var providerPlans = new List<ProviderPlan>
         {
@@ -1137,8 +1205,7 @@ public class ProviderBillingServiceTests
         providerPlanRepository.GetByProviderId(provider.Id).Returns(providerPlans);
 
         var command = new UpdateProviderSeatMinimumsCommand(
-            provider.Id,
+            provider,
-            provider.GatewaySubscriptionId,
             [
                 (PlanType.EnterpriseMonthly, 30),
                 (PlanType.TeamsMonthly, 20)
@@ -1170,6 +1237,8 @@ public class ProviderBillingServiceTests
         SutProvider<ProviderBillingService> sutProvider)
     {
         // Arrange
+        provider.Type = ProviderType.Msp;
+
         var stripeAdapter = sutProvider.GetDependency<IStripeAdapter>();
         var providerPlanRepository = sutProvider.GetDependency<IProviderPlanRepository>();
 
@@ -1199,7 +1268,7 @@ public class ProviderBillingServiceTests
             }
         };
 
-        stripeAdapter.ProviderSubscriptionGetAsync(provider.GatewaySubscriptionId, provider.Id).Returns(subscription);
+        sutProvider.GetDependency<ISubscriberService>().GetSubscriptionOrThrow(provider).Returns(subscription);
 
         var providerPlans = new List<ProviderPlan>
         {
@@ -1216,8 +1285,7 @@ public class ProviderBillingServiceTests
         providerPlanRepository.GetByProviderId(provider.Id).Returns(providerPlans);
 
         var command = new UpdateProviderSeatMinimumsCommand(
-            provider.Id,
+            provider,
-            provider.GatewaySubscriptionId,
             [
                 (PlanType.EnterpriseMonthly, 70),
                 (PlanType.TeamsMonthly, 50)
@@ -1249,6 +1317,8 @@ public class ProviderBillingServiceTests
         SutProvider<ProviderBillingService> sutProvider)
     {
         // Arrange
+        provider.Type = ProviderType.Msp;
+
         var stripeAdapter = sutProvider.GetDependency<IStripeAdapter>();
         var providerPlanRepository = sutProvider.GetDependency<IProviderPlanRepository>();
 
@@ -1278,7 +1348,7 @@ public class ProviderBillingServiceTests
             }
         };
 
-        stripeAdapter.ProviderSubscriptionGetAsync(provider.GatewaySubscriptionId, provider.Id).Returns(subscription);
+        sutProvider.GetDependency<ISubscriberService>().GetSubscriptionOrThrow(provider).Returns(subscription);
 
         var providerPlans = new List<ProviderPlan>
         {
@@ -1295,8 +1365,7 @@ public class ProviderBillingServiceTests
         providerPlanRepository.GetByProviderId(provider.Id).Returns(providerPlans);
 
         var command = new UpdateProviderSeatMinimumsCommand(
-            provider.Id,
+            provider,
-            provider.GatewaySubscriptionId,
             [
                 (PlanType.EnterpriseMonthly, 60),
                 (PlanType.TeamsMonthly, 60)
@@ -1322,6 +1391,8 @@ public class ProviderBillingServiceTests
         SutProvider<ProviderBillingService> sutProvider)
     {
         // Arrange
+        provider.Type = ProviderType.Msp;
+
         var stripeAdapter = sutProvider.GetDependency<IStripeAdapter>();
         var providerPlanRepository = sutProvider.GetDependency<IProviderPlanRepository>();
 
@@ -1351,7 +1422,7 @@ public class ProviderBillingServiceTests
             }
         };
 
-        stripeAdapter.ProviderSubscriptionGetAsync(provider.GatewaySubscriptionId, provider.Id).Returns(subscription);
+        sutProvider.GetDependency<ISubscriberService>().GetSubscriptionOrThrow(provider).Returns(subscription);
 
         var providerPlans = new List<ProviderPlan>
         {
@@ -1368,8 +1439,7 @@ public class ProviderBillingServiceTests
         providerPlanRepository.GetByProviderId(provider.Id).Returns(providerPlans);
 
         var command = new UpdateProviderSeatMinimumsCommand(
-            provider.Id,
+            provider,
-            provider.GatewaySubscriptionId,
             [
                 (PlanType.EnterpriseMonthly, 80),
                 (PlanType.TeamsMonthly, 80)
@@ -1401,6 +1471,8 @@ public class ProviderBillingServiceTests
         SutProvider<ProviderBillingService> sutProvider)
     {
         // Arrange
+        provider.Type = ProviderType.Msp;
+
         var stripeAdapter = sutProvider.GetDependency<IStripeAdapter>();
         var providerPlanRepository = sutProvider.GetDependency<IProviderPlanRepository>();
 
@@ -1430,7 +1502,7 @@ public class ProviderBillingServiceTests
             }
         };
 
-        stripeAdapter.ProviderSubscriptionGetAsync(provider.GatewaySubscriptionId, provider.Id).Returns(subscription);
+        sutProvider.GetDependency<ISubscriberService>().GetSubscriptionOrThrow(provider).Returns(subscription);
 
         var providerPlans = new List<ProviderPlan>
         {
@@ -1447,8 +1519,7 @@ public class ProviderBillingServiceTests
         providerPlanRepository.GetByProviderId(provider.Id).Returns(providerPlans);
 
         var command = new UpdateProviderSeatMinimumsCommand(
-            provider.Id,
+            provider,
-            provider.GatewaySubscriptionId,
             [
                 (PlanType.EnterpriseMonthly, 70),
                 (PlanType.TeamsMonthly, 30)

bitwarden_license/test/Commercial.Core.Test/Billing/ProviderPriceAdapterTests.cs

@@ -0,0 +1,151 @@
+using Bit.Commercial.Core.Billing;
+using Bit.Core.AdminConsole.Entities.Provider;
+using Bit.Core.AdminConsole.Enums.Provider;
+using Bit.Core.Billing.Enums;
+using Stripe;
+using Xunit;
+
+namespace Bit.Commercial.Core.Test.Billing;
+
+public class ProviderPriceAdapterTests
+{
+    [Theory]
+    [InlineData("password-manager-provider-portal-enterprise-monthly-2024", PlanType.EnterpriseMonthly)]
+    [InlineData("password-manager-provider-portal-teams-monthly-2024", PlanType.TeamsMonthly)]
+    public void GetPriceId_MSP_Legacy_Succeeds(string priceId, PlanType planType)
+    {
+        var provider = new Provider
+        {
+            Id = Guid.NewGuid(),
+            Type = ProviderType.Msp
+        };
+
+        var subscription = new Subscription
+        {
+            Items = new StripeList<SubscriptionItem>
+            {
+                Data =
+                [
+                    new SubscriptionItem { Price = new Price { Id = priceId } }
+                ]
+            }
+        };
+
+        var result = ProviderPriceAdapter.GetPriceId(provider, subscription, planType);
+
+        Assert.Equal(result, priceId);
+    }
+
+    [Theory]
+    [InlineData("provider-portal-enterprise-monthly-2025", PlanType.EnterpriseMonthly)]
+    [InlineData("provider-portal-teams-monthly-2025", PlanType.TeamsMonthly)]
+    public void GetPriceId_MSP_Active_Succeeds(string priceId, PlanType planType)
+    {
+        var provider = new Provider
+        {
+            Id = Guid.NewGuid(),
+            Type = ProviderType.Msp
+        };
+
+        var subscription = new Subscription
+        {
+            Items = new StripeList<SubscriptionItem>
+            {
+                Data =
+                [
+                    new SubscriptionItem { Price = new Price { Id = priceId } }
+                ]
+            }
+        };
+
+        var result = ProviderPriceAdapter.GetPriceId(provider, subscription, planType);
+
+        Assert.Equal(result, priceId);
+    }
+
+    [Theory]
+    [InlineData("password-manager-provider-portal-enterprise-annually-2024", PlanType.EnterpriseAnnually)]
+    [InlineData("password-manager-provider-portal-enterprise-monthly-2024", PlanType.EnterpriseMonthly)]
+    public void GetPriceId_BusinessUnit_Legacy_Succeeds(string priceId, PlanType planType)
+    {
+        var provider = new Provider
+        {
+            Id = Guid.NewGuid(),
+            Type = ProviderType.MultiOrganizationEnterprise
+        };
+
+        var subscription = new Subscription
+        {
+            Items = new StripeList<SubscriptionItem>
+            {
+                Data =
+                [
+                    new SubscriptionItem { Price = new Price { Id = priceId } }
+                ]
+            }
+        };
+
+        var result = ProviderPriceAdapter.GetPriceId(provider, subscription, planType);
+
+        Assert.Equal(result, priceId);
+    }
+
+    [Theory]
+    [InlineData("business-unit-portal-enterprise-annually-2025", PlanType.EnterpriseAnnually)]
+    [InlineData("business-unit-portal-enterprise-monthly-2025", PlanType.EnterpriseMonthly)]
+    public void GetPriceId_BusinessUnit_Active_Succeeds(string priceId, PlanType planType)
+    {
+        var provider = new Provider
+        {
+            Id = Guid.NewGuid(),
+            Type = ProviderType.MultiOrganizationEnterprise
+        };
+
+        var subscription = new Subscription
+        {
+            Items = new StripeList<SubscriptionItem>
+            {
+                Data =
+                [
+                    new SubscriptionItem { Price = new Price { Id = priceId } }
+                ]
+            }
+        };
+
+        var result = ProviderPriceAdapter.GetPriceId(provider, subscription, planType);
+
+        Assert.Equal(result, priceId);
+    }
+
+    [Theory]
+    [InlineData("provider-portal-enterprise-monthly-2025", PlanType.EnterpriseMonthly)]
+    [InlineData("provider-portal-teams-monthly-2025", PlanType.TeamsMonthly)]
+    public void GetActivePriceId_MSP_Succeeds(string priceId, PlanType planType)
+    {
+        var provider = new Provider
+        {
+            Id = Guid.NewGuid(),
+            Type = ProviderType.Msp
+        };
+
+        var result = ProviderPriceAdapter.GetActivePriceId(provider, planType);
+
+        Assert.Equal(result, priceId);
+    }
+
+    [Theory]
+    [InlineData("business-unit-portal-enterprise-annually-2025", PlanType.EnterpriseAnnually)]
+    [InlineData("business-unit-portal-enterprise-monthly-2025", PlanType.EnterpriseMonthly)]
+    public void GetActivePriceId_BusinessUnit_Succeeds(string priceId, PlanType planType)
+    {
+        var provider = new Provider
+        {
+            Id = Guid.NewGuid(),
+            Type = ProviderType.MultiOrganizationEnterprise
+        };
+
+        var result = ProviderPriceAdapter.GetActivePriceId(provider, planType);
+
+        Assert.Equal(result, priceId);
+    }
+}

bitwarden_license/test/Scim.IntegrationTest/Controllers/v2/UsersControllerTests.cs

@@ -1,9 +1,12 @@
 using System.Text.Json;
+using Bit.Core;
 using Bit.Core.Enums;
+using Bit.Core.Services;
 using Bit.Scim.IntegrationTest.Factories;
 using Bit.Scim.Models;
 using Bit.Scim.Utilities;
 using Bit.Test.Common.Helpers;
+using NSubstitute;
 using Xunit;
 
 namespace Bit.Scim.IntegrationTest.Controllers.v2;
@@ -276,9 +279,18 @@ public class UsersControllerTests : IClassFixture<ScimApplicationFactory>, IAsyn
         AssertHelper.AssertPropertyEqual(expectedResponse, responseModel);
     }
 
-    [Fact]
+    [Theory]
-    public async Task Post_Success()
+    [InlineData(true)]
+    [InlineData(false)]
+    public async Task Post_Success(bool isScimInviteUserOptimizationEnabled)
     {
+        var localFactory = new ScimApplicationFactory();
+        localFactory.SubstituteService((IFeatureService featureService)
+            => featureService.IsEnabled(FeatureFlagKeys.ScimInviteUserOptimization)
+                .Returns(isScimInviteUserOptimizationEnabled));
+
+        localFactory.ReinitializeDbForTests(localFactory.GetDatabaseContext());
+
         var email = "user5@example.com";
         var displayName = "Test User 5";
         var externalId = "UE";
@@ -306,7 +318,7 @@ public class UsersControllerTests : IClassFixture<ScimApplicationFactory>, IAsyn
             Schemas = new List<string> { ScimConstants.Scim2SchemaUser }
         };
 
-        var context = await _factory.UsersPostAsync(ScimApplicationFactory.TestOrganizationId1, inputModel);
+        var context = await localFactory.UsersPostAsync(ScimApplicationFactory.TestOrganizationId1, inputModel);
 
         Assert.Equal(StatusCodes.Status201Created, context.Response.StatusCode);
 
@@ -316,7 +328,7 @@ public class UsersControllerTests : IClassFixture<ScimApplicationFactory>, IAsyn
         var responseModel = JsonSerializer.Deserialize<ScimUserResponseModel>(context.Response.Body, new JsonSerializerOptions { PropertyNamingPolicy = JsonNamingPolicy.CamelCase });
         AssertHelper.AssertPropertyEqual(expectedResponse, responseModel, "Id");
 
-        var databaseContext = _factory.GetDatabaseContext();
+        var databaseContext = localFactory.GetDatabaseContext();
         Assert.Equal(_initialUserCount + 1, databaseContext.OrganizationUsers.Count());
     }
 

bitwarden_license/test/Scim.Test/Users/PostUserCommandTests.cs

@@ -27,7 +27,7 @@ public class PostUserCommandTests
             ExternalId = externalId,
             Emails = emails,
             Active = true,
-            Schemas = new List<string> { ScimConstants.Scim2SchemaUser }
+            Schemas = [ScimConstants.Scim2SchemaUser]
         };
 
         sutProvider.GetDependency<IOrganizationUserRepository>()
@@ -39,13 +39,16 @@ public class PostUserCommandTests
         sutProvider.GetDependency<IPaymentService>().HasSecretsManagerStandalone(organization).Returns(true);
 
         sutProvider.GetDependency<IOrganizationService>()
-            .InviteUserAsync(organizationId, invitingUserId: null, EventSystemUser.SCIM,
+            .InviteUserAsync(organizationId,
+                invitingUserId: null,
+                EventSystemUser.SCIM,
                 Arg.Is<OrganizationUserInvite>(i =>
                     i.Emails.Single().Equals(scimUserRequestModel.PrimaryEmail.ToLowerInvariant()) &&
                     i.Type == OrganizationUserType.User &&
                     !i.Collections.Any() &&
                     !i.Groups.Any() &&
-                    i.AccessSecretsManager), externalId)
+                    i.AccessSecretsManager),
+                externalId)
             .Returns(newUser);
 
         var user = await sutProvider.Sut.PostUserAsync(organizationId, scimUserRequestModel);

src/Admin/AdminConsole/Controllers/ProvidersController.cs

@@ -300,8 +300,7 @@ public class ProvidersController : Controller
         {
             case ProviderType.Msp:
                 var updateMspSeatMinimumsCommand = new UpdateProviderSeatMinimumsCommand(
-                    provider.Id,
+                    provider,
-                    provider.GatewaySubscriptionId,
                     [
                         (Plan: PlanType.TeamsMonthly, SeatsMinimum: model.TeamsMonthlySeatMinimum),
                         (Plan: PlanType.EnterpriseMonthly, SeatsMinimum: model.EnterpriseMonthlySeatMinimum)
@@ -314,15 +313,14 @@ public class ProvidersController : Controller
 
                     // 1. Change the plan and take over any old values.
                     var changeMoePlanCommand = new ChangeProviderPlanCommand(
+                        provider,
                         existingMoePlan.Id,
-                        model.Plan!.Value,
+                        model.Plan!.Value);
-                        provider.GatewaySubscriptionId);
                     await _providerBillingService.ChangePlan(changeMoePlanCommand);
 
                     // 2. Update the seat minimums.
                     var updateMoeSeatMinimumsCommand = new UpdateProviderSeatMinimumsCommand(
-                        provider.Id,
+                        provider,
-                        provider.GatewaySubscriptionId,
                         [
                             (Plan: model.Plan!.Value, SeatsMinimum: model.EnterpriseMinimumSeats!.Value)
                         ]);

src/Api/Controllers/DevicesController.cs

@@ -1,6 +1,5 @@
 using System.ComponentModel.DataAnnotations;
 using Bit.Api.Auth.Models.Request;
-using Bit.Api.Auth.Models.Request.Accounts;
 using Bit.Api.Models.Request;
 using Bit.Api.Models.Response;
 using Bit.Core.Auth.Models.Api.Request;
@@ -125,7 +124,7 @@ public class DevicesController : Controller
     }
 
     [HttpPost("{identifier}/retrieve-keys")]
-    public async Task<ProtectedDeviceResponseModel> GetDeviceKeys(string identifier, [FromBody] SecretVerificationRequestModel model)
+    public async Task<ProtectedDeviceResponseModel> GetDeviceKeys(string identifier)
     {
         var user = await _userService.GetUserByPrincipalAsync(User);
 
@@ -134,14 +133,7 @@ public class DevicesController : Controller
             throw new UnauthorizedAccessException();
         }
 
-        if (!await _userService.VerifySecretAsync(user, model.Secret))
-        {
-            await Task.Delay(2000);
-            throw new BadRequestException(string.Empty, "User verification failed.");
-        }
-
         var device = await _deviceRepository.GetByIdentifierAsync(identifier, user.Id);
-
         if (device == null)
         {
             throw new NotFoundException();

src/Api/KeyManagement/Controllers/AccountsKeyManagementController.cs

@@ -8,6 +8,7 @@ using Bit.Api.Tools.Models.Request;
 using Bit.Api.Vault.Models.Request;
 using Bit.Core;
 using Bit.Core.Auth.Entities;
+using Bit.Core.Auth.Models.Api.Request;
 using Bit.Core.Auth.Models.Data;
 using Bit.Core.Entities;
 using Bit.Core.Exceptions;
@@ -43,6 +44,7 @@ public class AccountsKeyManagementController : Controller
         _organizationUserValidator;
     private readonly IRotationValidator<IEnumerable<WebAuthnLoginRotateKeyRequestModel>, IEnumerable<WebAuthnLoginRotateKeyData>>
         _webauthnKeyValidator;
+    private readonly IRotationValidator<IEnumerable<OtherDeviceKeysUpdateRequestModel>, IEnumerable<Device>> _deviceValidator;
 
     public AccountsKeyManagementController(IUserService userService,
         IFeatureService featureService,
@@ -57,7 +59,8 @@ public class AccountsKeyManagementController : Controller
             emergencyAccessValidator,
         IRotationValidator<IEnumerable<ResetPasswordWithOrgIdRequestModel>, IReadOnlyList<OrganizationUser>>
             organizationUserValidator,
-        IRotationValidator<IEnumerable<WebAuthnLoginRotateKeyRequestModel>, IEnumerable<WebAuthnLoginRotateKeyData>> webAuthnKeyValidator)
+        IRotationValidator<IEnumerable<WebAuthnLoginRotateKeyRequestModel>, IEnumerable<WebAuthnLoginRotateKeyData>> webAuthnKeyValidator,
+        IRotationValidator<IEnumerable<OtherDeviceKeysUpdateRequestModel>, IEnumerable<Device>> deviceValidator)
     {
         _userService = userService;
         _featureService = featureService;
@@ -71,6 +74,7 @@ public class AccountsKeyManagementController : Controller
         _emergencyAccessValidator = emergencyAccessValidator;
         _organizationUserValidator = organizationUserValidator;
         _webauthnKeyValidator = webAuthnKeyValidator;
+        _deviceValidator = deviceValidator;
     }
 
     [HttpPost("regenerate-keys")]
@@ -109,6 +113,7 @@ public class AccountsKeyManagementController : Controller
             EmergencyAccesses = await _emergencyAccessValidator.ValidateAsync(user, model.AccountUnlockData.EmergencyAccessUnlockData),
             OrganizationUsers = await _organizationUserValidator.ValidateAsync(user, model.AccountUnlockData.OrganizationAccountRecoveryUnlockData),
             WebAuthnKeys = await _webauthnKeyValidator.ValidateAsync(user, model.AccountUnlockData.PasskeyUnlockData),
+            DeviceKeys = await _deviceValidator.ValidateAsync(user, model.AccountUnlockData.DeviceKeyUnlockData),
 
             Ciphers = await _cipherValidator.ValidateAsync(user, model.AccountData.Ciphers),
             Folders = await _folderValidator.ValidateAsync(user, model.AccountData.Folders),

src/Api/KeyManagement/Models/Requests/UnlockDataRequestModel.cs

@@ -3,6 +3,7 @@ using Bit.Api.AdminConsole.Models.Request.Organizations;
 using Bit.Api.Auth.Models.Request;
 using Bit.Api.Auth.Models.Request.Accounts;
 using Bit.Api.Auth.Models.Request.WebAuthn;
+using Bit.Core.Auth.Models.Api.Request;
 
 namespace Bit.Api.KeyManagement.Models.Requests;
 
@@ -13,4 +14,5 @@ public class UnlockDataRequestModel
     public required IEnumerable<EmergencyAccessWithIdRequestModel> EmergencyAccessUnlockData { get; set; }
     public required IEnumerable<ResetPasswordWithOrgIdRequestModel> OrganizationAccountRecoveryUnlockData { get; set; }
     public required IEnumerable<WebAuthnLoginRotateKeyRequestModel> PasskeyUnlockData { get; set; }
+    public required IEnumerable<OtherDeviceKeysUpdateRequestModel> DeviceKeyUnlockData { get; set; }
 }

src/Api/KeyManagement/Validators/DeviceRotationValidator.cs

@@ -0,0 +1,53 @@
+using Bit.Core.Auth.Models.Api.Request;
+using Bit.Core.Auth.Utilities;
+using Bit.Core.Entities;
+using Bit.Core.Exceptions;
+using Bit.Core.Repositories;
+
+namespace Bit.Api.KeyManagement.Validators;
+
+/// <summary>
+/// Device implementation for <see cref="IRotationValidator{T,R}"/>
+/// </summary>
+public class DeviceRotationValidator : IRotationValidator<IEnumerable<OtherDeviceKeysUpdateRequestModel>, IEnumerable<Device>>
+{
+    private readonly IDeviceRepository _deviceRepository;
+
+    /// <summary>
+    /// Instantiates a new <see cref="DeviceRotationValidator"/>
+    /// </summary>
+    /// <param name="deviceRepository">Retrieves all user <see cref="Device"/>s</param>
+    public DeviceRotationValidator(IDeviceRepository deviceRepository)
+    {
+        _deviceRepository = deviceRepository;
+    }
+
+    public async Task<IEnumerable<Device>> ValidateAsync(User user, IEnumerable<OtherDeviceKeysUpdateRequestModel> devices)
+    {
+        var result = new List<Device>();
+
+        var existingTrustedDevices = (await _deviceRepository.GetManyByUserIdAsync(user.Id)).Where(d => d.IsTrusted()).ToList();
+        if (existingTrustedDevices.Count == 0)
+        {
+            return result;
+        }
+
+        foreach (var existing in existingTrustedDevices)
+        {
+            var device = devices.FirstOrDefault(c => c.DeviceId == existing.Id);
+            if (device == null)
+            {
+                throw new BadRequestException("All existing trusted devices must be included in the rotation.");
+            }
+
+            if (device.EncryptedUserKey == null || device.EncryptedPublicKey == null)
+            {
+                throw new BadRequestException("Rotated encryption keys must be provided for all devices that are trusted.");
+            }
+
+            result.Add(device.ToDevice(existing));
+        }
+
+        return result;
+    }
+}

src/Api/KeyManagement/Validators/WebAuthnLoginKeyRotationValidator.cs

@@ -17,20 +17,20 @@ public class WebAuthnLoginKeyRotationValidator : IRotationValidator<IEnumerable<
 
     public async Task<IEnumerable<WebAuthnLoginRotateKeyData>> ValidateAsync(User user, IEnumerable<WebAuthnLoginRotateKeyRequestModel> keysToRotate)
     {
-        // 2024-06: Remove after 3 releases, for backward compatibility
-        if (keysToRotate == null)
-        {
-            return new List<WebAuthnLoginRotateKeyData>();
-        }
-
         var result = new List<WebAuthnLoginRotateKeyData>();
         var existing = await _webAuthnCredentialRepository.GetManyByUserIdAsync(user.Id);
-        if (existing == null || !existing.Any())
+        if (existing == null)
         {
             return result;
         }
 
-        foreach (var ea in existing)
+        var validCredentials = existing.Where(credential => credential.SupportsPrf);
+        if (!validCredentials.Any())
+        {
+            return result;
+        }
+
+        foreach (var ea in validCredentials)
         {
             var keyToRotate = keysToRotate.FirstOrDefault(c => c.Id == ea.Id);
             if (keyToRotate == null)

src/Api/NotificationCenter/Models/Response/NotificationResponseModel.cs

@@ -22,6 +22,7 @@ public class NotificationResponseModel : ResponseModel
         Title = notificationStatusDetails.Title;
         Body = notificationStatusDetails.Body;
         Date = notificationStatusDetails.RevisionDate;
+        TaskId = notificationStatusDetails.TaskId;
         ReadDate = notificationStatusDetails.ReadDate;
         DeletedDate = notificationStatusDetails.DeletedDate;
     }
@@ -40,6 +41,8 @@ public class NotificationResponseModel : ResponseModel
 
     public DateTime Date { get; set; }
 
+    public Guid? TaskId { get; set; }
+
     public DateTime? ReadDate { get; set; }
 
     public DateTime? DeletedDate { get; set; }

src/Api/Startup.cs

@@ -31,7 +31,7 @@ using Bit.Core.Auth.Models.Data;
 using Bit.Core.Auth.Identity.TokenProviders;
 using Bit.Core.Tools.ImportFeatures;
 using Bit.Core.Tools.ReportFeatures;
-
+using Bit.Core.Auth.Models.Api.Request;
 
 #if !OSS
 using Bit.Commercial.Core.SecretsManager;
@@ -168,6 +168,9 @@ public class Startup
         services
             .AddScoped<IRotationValidator<IEnumerable<WebAuthnLoginRotateKeyRequestModel>, IEnumerable<WebAuthnLoginRotateKeyData>>,
                 WebAuthnLoginKeyRotationValidator>();
+        services
+            .AddScoped<IRotationValidator<IEnumerable<OtherDeviceKeysUpdateRequestModel>, IEnumerable<Device>>,
+                DeviceRotationValidator>();
 
         // Services
         services.AddBaseServices(globalSettings);

src/Billing/Billing.csproj

@@ -2,7 +2,6 @@
 
   <PropertyGroup>
     <UserSecretsId>bitwarden-Billing</UserSecretsId>
-    <MvcRazorCompileOnPublish>false</MvcRazorCompileOnPublish>
   </PropertyGroup>
 
   <PropertyGroup Condition=" '$(RunConfiguration)' == 'Billing' " />

src/Billing/Startup.cs

@@ -87,8 +87,7 @@ public class Startup
         // TODO: no longer be required - see PM-1880
         services.AddScoped<IServiceAccountRepository, NoopServiceAccountRepository>();
 
-        // Mvc
+        services.AddControllers(config =>
-        services.AddMvc(config =>
         {
             config.Filters.Add(new LoggingExceptionHandlerFilterAttribute());
         });

src/Billing/Views/Home/Index.cshtml

@@ -1,6 +0,0 @@
-@{
-    ViewData["Title"] = "Index";
-}
-
-<h2>Index</h2>
-

src/Billing/Views/Login/Index.cshtml

@@ -1,21 +0,0 @@
-@model LoginModel
-@{
-    ViewData["Title"] = "Login";
-}
-
-<div class="row justify-content-md-center">
-    <div class="col-4">
-        <p>Please enter your email address below to log in.</p>
-        <form asp-action="" method="post">
-            <div asp-validation-summary="ModelOnly" class="text-danger"></div>
-            <div class="form-group">
-                <label asp-for="Email" class="sr-only">Email Address</label>
-                <input asp-for="Email" type="email" class="form-control" placeholder="ex. john@example.com"
-                       required autofocus>
-                <span asp-validation-for="Email" class="invalid-feedback"></span>
-                <small class="form-text text-body-secondary">We'll email you a secure login link.</small>
-            </div>
-            <button class="btn btn-primary btn-block" type="submit">Continue</button>
-        </form>
-    </div>
-</div>

src/Billing/Views/Shared/Error.cshtml

@@ -1,14 +0,0 @@
-@{
-    ViewData["Title"] = "Error";
-}
-
-<h1 class="text-danger">Error.</h1>
-<h2 class="text-danger">An error occurred while processing your request.</h2>
-
-<h3>Development Mode</h3>
-<p>
-    Swapping to <strong>Development</strong> environment will display more detailed information about the error that occurred.
-</p>
-<p>
-    <strong>Development environment should not be enabled in deployed applications</strong>, as it can result in sensitive information from exceptions being displayed to end users. For local debugging, development environment can be enabled by setting the <strong>ASPNETCORE_ENVIRONMENT</strong> environment variable to <strong>Development</strong>, and restarting the application.
-</p>

src/Billing/Views/Shared/_Layout.cshtml

@@ -1,41 +0,0 @@
-<!DOCTYPE html>
-<html>
-<head>
-    <meta charset="utf-8" />
-    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-    <title>@ViewData["Title"] | Bitwarden Billing Portal</title>
-
-    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css"
-          integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">
-    <link href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet"
-          integrity="sha384-wvfXpqpZZVQGK6TAh5PVlGOfQNHSoD2xbE+QkPxCAFlNEevoEH3Sl0sibVcOQVnN" crossorigin="anonymous">
-    <link rel="stylesheet" href="~/styles/billing.css">
-</head>
-<body>
-    <nav class="navbar navbar-expand-md navbar-dark bg-dark mb-4">
-        <div class="container">
-            <a class="navbar-brand" href="#"><i class="fa fa-lg fa-fw fa-shield"></i> Billing</a>
-            <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarCollapse"
-                    aria-controls="navbarCollapse" aria-expanded="false" aria-label="Toggle navigation">
-                <span class="navbar-toggler-icon"></span>
-            </button>
-            <div class="collapse navbar-collapse" id="navbarCollapse">
-                <ul class="navbar-nav mr-auto">
-                    <li class="nav-item active">
-                        <a class="nav-link" href="#">Home <span class="sr-only">(current)</span></a>
-                    </li>
-                    <li class="nav-item">
-                        <a class="nav-link" href="#">Link</a>
-                    </li>
-                </ul>
-            </div>
-        </div>
-    </nav>
-
-    <main role="main" class="container">
-        @RenderBody()
-    </main>
-
-    @RenderSection("Scripts", required: false)
-</body>
-</html>

src/Billing/Views/_ViewImports.cshtml

@@ -1,3 +0,0 @@
-@using Bit.Billing
-@using Bit.Billing.Models
-@addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers

src/Billing/Views/_ViewStart.cshtml

@@ -1,3 +0,0 @@
-@{
-    Layout = "_Layout";
-}

src/Billing/wwwroot/styles/billing.css

@@ -1,6 +0,0 @@
-.custom-select.input-validation-error ~ .invalid-feedback,
-.custom-select.input-validation-error ~ .invalid-tooltip,
-.form-control.input-validation-error ~ .invalid-feedback,
-.form-control.input-validation-error ~ .invalid-tooltip {
-    display: block;
-}

src/Core/AdminConsole/Entities/Organization.cs

@@ -313,5 +313,6 @@ public class Organization : ITableObject<Guid>, IStorableSubscriber, IRevisable,
         UseSecretsManager = license.UseSecretsManager;
         SmSeats = license.SmSeats;
         SmServiceAccounts = license.SmServiceAccounts;
+        UseRiskInsights = license.UseRiskInsights;
     }
 }

src/Core/AdminConsole/Entities/OrganizationIntegration.cs

@@ -12,7 +12,7 @@ public class OrganizationIntegration : ITableObject<Guid>
     public Guid OrganizationId { get; set; }
     public IntegrationType Type { get; set; }
     public string? Configuration { get; set; }
-    public DateTime CreationDate { get; set; } = DateTime.UtcNow;
+    public DateTime CreationDate { get; internal set; } = DateTime.UtcNow;
     public DateTime RevisionDate { get; set; } = DateTime.UtcNow;
     public void SetNewId() => Id = CoreHelpers.GenerateComb();
 }

src/Core/AdminConsole/Entities/OrganizationIntegrationConfiguration.cs

@@ -13,7 +13,7 @@ public class OrganizationIntegrationConfiguration : ITableObject<Guid>
     public EventType EventType { get; set; }
     public string? Configuration { get; set; }
     public string? Template { get; set; }
-    public DateTime CreationDate { get; set; } = DateTime.UtcNow;
+    public DateTime CreationDate { get; internal set; } = DateTime.UtcNow;
     public DateTime RevisionDate { get; set; } = DateTime.UtcNow;
     public void SetNewId() => Id = CoreHelpers.GenerateComb();
 }

src/Core/AdminConsole/Errors/Error.cs

@@ -1,3 +1,8 @@
 namespace Bit.Core.AdminConsole.Errors;
 
 public record Error<T>(string Message, T ErroredValue);
+
+public static class ErrorMappers
+{
+    public static Error<B> ToError<A, B>(this Error<A> errorA, B erroredValue) => new(errorA.Message, erroredValue);
+}

src/Core/AdminConsole/Errors/InvalidResultTypeError.cs

@@ -0,0 +1,6 @@
+namespace Bit.Core.AdminConsole.Errors;
+
+public record InvalidResultTypeError<T>(T Value) : Error<T>(Code, Value)
+{
+    public const string Code = "Invalid result type.";
+};

src/Core/AdminConsole/Models/Business/InviteOrganization.cs

@@ -0,0 +1,35 @@
+using Bit.Core.AdminConsole.Entities;
+using Bit.Core.Models.StaticStore;
+
+namespace Bit.Core.AdminConsole.Models.Business;
+
+public record InviteOrganization
+{
+    public Guid OrganizationId { get; init; }
+    public int? Seats { get; init; }
+    public int? MaxAutoScaleSeats { get; init; }
+    public int? SmSeats { get; init; }
+    public int? SmMaxAutoScaleSeats { get; init; }
+    public Plan Plan { get; init; }
+    public string GatewayCustomerId { get; init; }
+    public string GatewaySubscriptionId { get; init; }
+    public bool UseSecretsManager { get; init; }
+
+    public InviteOrganization()
+    {
+
+    }
+
+    public InviteOrganization(Organization organization, Plan plan)
+    {
+        OrganizationId = organization.Id;
+        Seats = organization.Seats;
+        MaxAutoScaleSeats = organization.MaxAutoscaleSeats;
+        SmSeats = organization.SmSeats;
+        SmMaxAutoScaleSeats = organization.MaxAutoscaleSmSeats;
+        Plan = plan;
+        GatewayCustomerId = organization.GatewayCustomerId;
+        GatewaySubscriptionId = organization.GatewaySubscriptionId;
+        UseSecretsManager = organization.UseSecretsManager;
+    }
+}

src/Core/AdminConsole/Models/Data/Organizations/OrganizationIntegrationConfigurationDetails.cs

@@ -0,0 +1,64 @@
+using System.Text.Json.Nodes;
+using Bit.Core.Enums;
+
+#nullable enable
+
+namespace Bit.Core.Models.Data.Organizations;
+
+public class OrganizationIntegrationConfigurationDetails
+{
+    public Guid Id { get; set; }
+    public Guid OrganizationIntegrationId { get; set; }
+    public IntegrationType IntegrationType { get; set; }
+    public EventType EventType { get; set; }
+    public string? Configuration { get; set; }
+    public string? IntegrationConfiguration { get; set; }
+    public string? Template { get; set; }
+
+    public JsonObject MergedConfiguration
+    {
+        get
+        {
+            var integrationJson = IntegrationConfigurationJson;
+
+            foreach (var kvp in ConfigurationJson)
+            {
+                integrationJson[kvp.Key] = kvp.Value?.DeepClone();
+            }
+
+            return integrationJson;
+        }
+    }
+
+    private JsonObject ConfigurationJson
+    {
+        get
+        {
+            try
+            {
+                var configuration = Configuration ?? string.Empty;
+                return JsonNode.Parse(configuration) as JsonObject ?? new JsonObject();
+            }
+            catch
+            {
+                return new JsonObject();
+            }
+        }
+    }
+
+    private JsonObject IntegrationConfigurationJson
+    {
+        get
+        {
+            try
+            {
+                var integration = IntegrationConfiguration ?? string.Empty;
+                return JsonNode.Parse(integration) as JsonObject ?? new JsonObject();
+            }
+            catch
+            {
+                return new JsonObject();
+            }
+        }
+    }
+}

src/Core/AdminConsole/Models/Data/Organizations/SelfHostedOrganizationDetails.cs

@@ -148,7 +148,8 @@ public class SelfHostedOrganizationDetails : Organization
             LimitCollectionDeletion = LimitCollectionDeletion,
             LimitItemDeletion = LimitItemDeletion,
             AllowAdminAccessToAllCollectionItems = AllowAdminAccessToAllCollectionItems,
-            Status = Status
+            Status = Status,
+            UseRiskInsights = UseRiskInsights,
         };
     }
 }

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/DeleteManagedOrganizationUserAccountCommand.cs

@@ -154,6 +154,12 @@ public class DeleteManagedOrganizationUserAccountCommand : IDeleteManagedOrganiz
             }
         }
 
+        if (orgUser.Type == OrganizationUserType.Admin && await _currentContext.OrganizationCustom(organizationId))
+        {
+            throw new BadRequestException("Custom users can not delete admins.");
+        }
+
+
         if (!managementStatus.TryGetValue(orgUser.Id, out var isManaged) || !isManaged)
         {
             throw new BadRequestException("Member is not managed by the organization.");

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Errors/ErrorMapper.cs

@@ -0,0 +1,37 @@
+using Bit.Core.AdminConsole.Errors;
+using Bit.Core.Exceptions;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Errors;
+
+public static class ErrorMapper
+{
+
+    /// <summary>
+    /// Maps the ErrorT to a Bit.Exception class.
+    /// </summary>
+    /// <param name="error"></param>
+    /// <typeparam name="T"></typeparam>
+    /// <returns></returns>
+    public static Exception MapToBitException<T>(Error<T> error) =>
+        error switch
+        {
+            UserAlreadyExistsError alreadyExistsError => new ConflictException(alreadyExistsError.Message),
+            _ => new BadRequestException(error.Message)
+        };
+
+    /// <summary>
+    /// This maps the ErrorT object to the Bit.Exception class.
+    ///
+    /// This should be replaced by an IActionResult mapper when possible.
+    /// </summary>
+    /// <param name="errors"></param>
+    /// <typeparam name="T"></typeparam>
+    /// <returns></returns>
+    public static Exception MapToBitException<T>(ICollection<Error<T>> errors) =>
+        errors switch
+        {
+            not null when errors.Count == 1 => MapToBitException(errors.First()),
+            not null when errors.Count > 1 => new BadRequestException(string.Join(' ', errors.Select(e => e.Message))),
+            _ => new BadRequestException()
+        };
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Errors/FailedToInviteUsersError.cs

@@ -0,0 +1,9 @@
+using Bit.Core.AdminConsole.Errors;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Errors;
+
+public record FailedToInviteUsersError(InviteOrganizationUsersResponse Response) : Error<InviteOrganizationUsersResponse>(Code, Response)
+{
+    public const string Code = "Failed to invite users";
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Errors/NoUsersToInviteError.cs

@@ -0,0 +1,9 @@
+using Bit.Core.AdminConsole.Errors;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Errors;
+
+public record NoUsersToInviteError(InviteOrganizationUsersResponse Response) : Error<InviteOrganizationUsersResponse>(Code, Response)
+{
+    public const string Code = "No users to invite";
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Errors/UserAlreadyExistsError.cs

@@ -0,0 +1,9 @@
+using Bit.Core.AdminConsole.Errors;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Errors;
+
+public record UserAlreadyExistsError(ScimInviteOrganizationUsersResponse Response) : Error<ScimInviteOrganizationUsersResponse>(Code, Response)
+{
+    public const string Code = "User already exists";
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/IInviteOrganizationUsersCommand.cs

@@ -0,0 +1,22 @@
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
+using Bit.Core.Models.Commands;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers;
+
+/// <summary>
+/// Defines the contract for inviting organization users via SCIM (System for Cross-domain Identity Management).
+/// Provides functionality for handling single email invitation requests within an organization context.
+/// </summary>
+public interface IInviteOrganizationUsersCommand
+{
+    /// <summary>
+    /// Sends an invitation to add an organization user via SCIM (System for Cross-domain Identity Management) system.
+    /// This can be a Success or a Failure. Failure will contain the Error along with a representation of the errored value.
+    /// Success will be the successful return object.
+    /// </summary>
+    /// <param name="request">
+    /// Contains the details for inviting a single organization user via email.
+    /// </param>
+    /// <returns>Response from InviteScimOrganiation<see cref="ScimInviteOrganizationUsersResponse"/></returns>
+    Task<CommandResult<ScimInviteOrganizationUsersResponse>> InviteScimOrganizationUserAsync(InviteOrganizationUsersRequest request);
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/ISendOrganizationInvitesCommand.cs

@@ -0,0 +1,16 @@
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers;
+
+/// <summary>
+/// This is for sending the invite to an organization user.
+/// </summary>
+public interface ISendOrganizationInvitesCommand
+{
+    /// <summary>
+    /// This sends emails out to organization users for a given organization.
+    /// </summary>
+    /// <param name="request"><see cref="SendInvitesRequest"/></param>
+    /// <returns></returns>
+    Task SendInvitesAsync(SendInvitesRequest request);
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/InviteOrganizationUsersCommand.cs

@@ -0,0 +1,282 @@
+using Bit.Core.AdminConsole.Entities;
+using Bit.Core.AdminConsole.Enums.Provider;
+using Bit.Core.AdminConsole.Errors;
+using Bit.Core.AdminConsole.Interfaces;
+using Bit.Core.AdminConsole.Models.Business;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Errors;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation;
+using Bit.Core.AdminConsole.Repositories;
+using Bit.Core.AdminConsole.Shared.Validation;
+using Bit.Core.Context;
+using Bit.Core.Enums;
+using Bit.Core.Models.Business;
+using Bit.Core.Models.Commands;
+using Bit.Core.OrganizationFeatures.OrganizationSubscriptions.Interface;
+using Bit.Core.Repositories;
+using Bit.Core.Services;
+using Bit.Core.Tools.Enums;
+using Bit.Core.Tools.Models.Business;
+using Bit.Core.Tools.Services;
+using Microsoft.Extensions.Logging;
+using OrganizationUserInvite = Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models.OrganizationUserInvite;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers;
+
+public class InviteOrganizationUsersCommand(IEventService eventService,
+    IOrganizationUserRepository organizationUserRepository,
+    IInviteUsersValidator inviteUsersValidator,
+    IPaymentService paymentService,
+    IOrganizationRepository organizationRepository,
+    IReferenceEventService referenceEventService,
+    ICurrentContext currentContext,
+    IApplicationCacheService applicationCacheService,
+    IMailService mailService,
+    ILogger<InviteOrganizationUsersCommand> logger,
+    IUpdateSecretsManagerSubscriptionCommand updateSecretsManagerSubscriptionCommand,
+    ISendOrganizationInvitesCommand sendOrganizationInvitesCommand,
+    IProviderOrganizationRepository providerOrganizationRepository,
+    IProviderUserRepository providerUserRepository
+    ) : IInviteOrganizationUsersCommand
+{
+
+    public const string IssueNotifyingOwnersOfSeatLimitReached = "Error encountered notifying organization owners of seat limit reached.";
+
+    public async Task<CommandResult<ScimInviteOrganizationUsersResponse>> InviteScimOrganizationUserAsync(InviteOrganizationUsersRequest request)
+    {
+        var result = await InviteOrganizationUsersAsync(request);
+
+        switch (result)
+        {
+            case Failure<InviteOrganizationUsersResponse> failure:
+                return new Failure<ScimInviteOrganizationUsersResponse>(
+                    failure.Errors.Select(error => new Error<ScimInviteOrganizationUsersResponse>(error.Message,
+                        new ScimInviteOrganizationUsersResponse
+                        {
+                            InvitedUser = error.ErroredValue.InvitedUsers.FirstOrDefault()
+                        })));
+
+            case Success<InviteOrganizationUsersResponse> success when success.Value.InvitedUsers.Any():
+                var user = success.Value.InvitedUsers.First();
+
+                await eventService.LogOrganizationUserEventAsync<IOrganizationUser>(
+                    organizationUser: user,
+                    type: EventType.OrganizationUser_Invited,
+                    systemUser: EventSystemUser.SCIM,
+                    date: request.PerformedAt.UtcDateTime);
+
+                return new Success<ScimInviteOrganizationUsersResponse>(new ScimInviteOrganizationUsersResponse
+                {
+                    InvitedUser = user
+                });
+
+            default:
+                return new Failure<ScimInviteOrganizationUsersResponse>(
+                    new InvalidResultTypeError<ScimInviteOrganizationUsersResponse>(
+                        new ScimInviteOrganizationUsersResponse()));
+        }
+    }
+
+    private async Task<CommandResult<InviteOrganizationUsersResponse>> InviteOrganizationUsersAsync(InviteOrganizationUsersRequest request)
+    {
+        var invitesToSend = (await FilterExistingUsersAsync(request)).ToArray();
+
+        if (invitesToSend.Length == 0)
+        {
+            return new Failure<InviteOrganizationUsersResponse>(new NoUsersToInviteError(
+                new InviteOrganizationUsersResponse(request.InviteOrganization.OrganizationId)));
+        }
+
+        var validationResult = await inviteUsersValidator.ValidateAsync(new InviteOrganizationUsersValidationRequest
+        {
+            Invites = invitesToSend.ToArray(),
+            InviteOrganization = request.InviteOrganization,
+            PerformedBy = request.PerformedBy,
+            PerformedAt = request.PerformedAt,
+            OccupiedPmSeats = await organizationUserRepository.GetOccupiedSeatCountByOrganizationIdAsync(request.InviteOrganization.OrganizationId),
+            OccupiedSmSeats = await organizationUserRepository.GetOccupiedSmSeatCountByOrganizationIdAsync(request.InviteOrganization.OrganizationId)
+        });
+
+        if (validationResult is Invalid<InviteOrganizationUsersValidationRequest> invalid)
+        {
+            return invalid.MapToFailure(r => new InviteOrganizationUsersResponse(r));
+        }
+
+        var validatedRequest = validationResult as Valid<InviteOrganizationUsersValidationRequest>;
+
+        var organizationUserToInviteEntities = invitesToSend
+            .Select(x => x.MapToDataModel(request.PerformedAt, validatedRequest!.Value.InviteOrganization))
+            .ToArray();
+
+        var organization = await organizationRepository.GetByIdAsync(validatedRequest!.Value.InviteOrganization.OrganizationId);
+
+        try
+        {
+            await organizationUserRepository.CreateManyAsync(organizationUserToInviteEntities);
+
+            await AdjustPasswordManagerSeatsAsync(validatedRequest, organization);
+
+            await AdjustSecretsManagerSeatsAsync(validatedRequest);
+
+            await SendAdditionalEmailsAsync(validatedRequest, organization);
+
+            await SendInvitesAsync(organizationUserToInviteEntities, organization);
+
+            await PublishReferenceEventAsync(validatedRequest, organization);
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, FailedToInviteUsersError.Code);
+
+            await organizationUserRepository.DeleteManyAsync(organizationUserToInviteEntities.Select(x => x.OrganizationUser.Id));
+
+            // Do this first so that SmSeats never exceed PM seats (due to current billing requirements)
+            await RevertSecretsManagerChangesAsync(validatedRequest, organization, validatedRequest.Value.InviteOrganization.SmSeats);
+
+            await RevertPasswordManagerChangesAsync(validatedRequest, organization);
+
+            return new Failure<InviteOrganizationUsersResponse>(
+                new FailedToInviteUsersError(
+                    new InviteOrganizationUsersResponse(validatedRequest.Value)));
+        }
+
+        return new Success<InviteOrganizationUsersResponse>(
+            new InviteOrganizationUsersResponse(
+                invitedOrganizationUsers: organizationUserToInviteEntities.Select(x => x.OrganizationUser).ToArray(),
+                organizationId: organization!.Id));
+    }
+
+    private async Task<IEnumerable<OrganizationUserInvite>> FilterExistingUsersAsync(InviteOrganizationUsersRequest request)
+    {
+        var existingEmails = new HashSet<string>(await organizationUserRepository.SelectKnownEmailsAsync(
+                request.InviteOrganization.OrganizationId, request.Invites.Select(i => i.Email), false),
+            StringComparer.OrdinalIgnoreCase);
+
+        return request.Invites
+            .Where(invite => !existingEmails.Contains(invite.Email))
+            .ToArray();
+    }
+
+    private async Task RevertPasswordManagerChangesAsync(Valid<InviteOrganizationUsersValidationRequest> validatedResult, Organization organization)
+    {
+        if (validatedResult.Value.PasswordManagerSubscriptionUpdate.SeatsRequiredToAdd > 0)
+        {
+            // When reverting seats, we have to tell payments service that the seats are going back down by what we attempted to add.
+            // However, this might lead to a problem if we don't actually update stripe but throw any ways.
+            // stripe could not be updated, and then we would decrement the number of seats in stripe accidentally.
+            var seatsToRemove = validatedResult.Value.PasswordManagerSubscriptionUpdate.SeatsRequiredToAdd;
+            await paymentService.AdjustSeatsAsync(organization, validatedResult.Value.InviteOrganization.Plan, -seatsToRemove);
+
+            organization.Seats = (short?)validatedResult.Value.PasswordManagerSubscriptionUpdate.Seats;
+
+            await organizationRepository.ReplaceAsync(organization);
+            await applicationCacheService.UpsertOrganizationAbilityAsync(organization);
+        }
+    }
+
+    private async Task RevertSecretsManagerChangesAsync(Valid<InviteOrganizationUsersValidationRequest> validatedResult, Organization organization, int? initialSmSeats)
+    {
+        if (validatedResult.Value.SecretsManagerSubscriptionUpdate?.SmSeatsChanged is true)
+        {
+            var smSubscriptionUpdateRevert = new SecretsManagerSubscriptionUpdate(
+                organization: organization,
+                plan: validatedResult.Value.InviteOrganization.Plan,
+                autoscaling: false)
+            {
+                SmSeats = initialSmSeats
+            };
+
+            await updateSecretsManagerSubscriptionCommand.UpdateSubscriptionAsync(smSubscriptionUpdateRevert);
+        }
+    }
+
+    private async Task PublishReferenceEventAsync(Valid<InviteOrganizationUsersValidationRequest> validatedResult,
+        Organization organization) =>
+        await referenceEventService.RaiseEventAsync(
+            new ReferenceEvent(ReferenceEventType.InvitedUsers, organization, currentContext)
+            {
+                Users = validatedResult.Value.Invites.Length
+            });
+
+    private async Task SendInvitesAsync(IEnumerable<CreateOrganizationUser> users, Organization organization) =>
+        await sendOrganizationInvitesCommand.SendInvitesAsync(
+            new SendInvitesRequest(
+                users.Select(x => x.OrganizationUser),
+                organization));
+
+    private async Task SendAdditionalEmailsAsync(Valid<InviteOrganizationUsersValidationRequest> validatedResult, Organization organization)
+    {
+        await SendPasswordManagerMaxSeatLimitEmailsAsync(validatedResult, organization);
+    }
+
+    private async Task SendPasswordManagerMaxSeatLimitEmailsAsync(Valid<InviteOrganizationUsersValidationRequest> validatedResult, Organization organization)
+    {
+        if (!validatedResult.Value.PasswordManagerSubscriptionUpdate.MaxSeatsReached)
+        {
+            return;
+        }
+
+        try
+        {
+            var ownerEmails = await GetOwnerEmailAddressesAsync(validatedResult.Value.InviteOrganization);
+
+            await mailService.SendOrganizationMaxSeatLimitReachedEmailAsync(organization,
+                validatedResult.Value.PasswordManagerSubscriptionUpdate.MaxAutoScaleSeats!.Value, ownerEmails);
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, IssueNotifyingOwnersOfSeatLimitReached);
+        }
+    }
+
+    private async Task<IEnumerable<string>> GetOwnerEmailAddressesAsync(InviteOrganization organization)
+    {
+        var providerOrganization = await providerOrganizationRepository
+            .GetByOrganizationId(organization.OrganizationId);
+
+        if (providerOrganization == null)
+        {
+            return (await organizationUserRepository
+                    .GetManyByMinimumRoleAsync(organization.OrganizationId, OrganizationUserType.Owner))
+                .Select(x => x.Email)
+                .Distinct();
+        }
+
+        return (await providerUserRepository
+                .GetManyDetailsByProviderAsync(providerOrganization.ProviderId, ProviderUserStatusType.Confirmed))
+            .Select(u => u.Email).Distinct();
+    }
+
+    private async Task AdjustSecretsManagerSeatsAsync(Valid<InviteOrganizationUsersValidationRequest> validatedResult)
+    {
+        if (validatedResult.Value.SecretsManagerSubscriptionUpdate?.SmSeatsChanged is true)
+        {
+            await updateSecretsManagerSubscriptionCommand.UpdateSubscriptionAsync(validatedResult.Value.SecretsManagerSubscriptionUpdate);
+        }
+
+    }
+
+    private async Task AdjustPasswordManagerSeatsAsync(Valid<InviteOrganizationUsersValidationRequest> validatedResult, Organization organization)
+    {
+        if (validatedResult.Value.PasswordManagerSubscriptionUpdate.SeatsRequiredToAdd <= 0)
+        {
+            return;
+        }
+
+        await paymentService.AdjustSeatsAsync(organization, validatedResult.Value.InviteOrganization.Plan, validatedResult.Value.PasswordManagerSubscriptionUpdate.SeatsRequiredToAdd);
+
+        organization.Seats = (short?)validatedResult.Value.PasswordManagerSubscriptionUpdate.UpdatedSeatTotal;
+
+        await organizationRepository.ReplaceAsync(organization); // could optimize this with only a property update
+        await applicationCacheService.UpsertOrganizationAbilityAsync(organization);
+
+        await referenceEventService.RaiseEventAsync(
+            new ReferenceEvent(ReferenceEventType.AdjustSeats, organization, currentContext)
+            {
+                PlanName = validatedResult.Value.InviteOrganization.Plan.Name,
+                PlanType = validatedResult.Value.InviteOrganization.Plan.Type,
+                Seats = validatedResult.Value.PasswordManagerSubscriptionUpdate.UpdatedSeatTotal,
+                PreviousSeats = validatedResult.Value.PasswordManagerSubscriptionUpdate.Seats
+            });
+    }
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Models/CreateOrganizationUser.cs

@@ -0,0 +1,15 @@
+using Bit.Core.Entities;
+using Bit.Core.Models.Data;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
+
+/// <summary>
+/// Object for associating the <see cref="OrganizationUser"/> with their assigned collections
+/// <see cref="CollectionAccessSelection"/> and Group Ids.
+/// </summary>
+public class CreateOrganizationUser
+{
+    public OrganizationUser OrganizationUser { get; set; }
+    public CollectionAccessSelection[] Collections { get; set; } = [];
+    public Guid[] Groups { get; set; } = [];
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Models/CreateOrganizationUserExtensions.cs

@@ -0,0 +1,30 @@
+using Bit.Core.AdminConsole.Models.Business;
+using Bit.Core.Entities;
+using Bit.Core.Enums;
+using Bit.Core.Utilities;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
+
+public static class CreateOrganizationUserExtensions
+{
+    public static CreateOrganizationUser MapToDataModel(this OrganizationUserInvite organizationUserInvite,
+        DateTimeOffset performedAt,
+        InviteOrganization organization) =>
+        new()
+        {
+            OrganizationUser = new OrganizationUser
+            {
+                Id = CoreHelpers.GenerateComb(),
+                OrganizationId = organization.OrganizationId,
+                Email = organizationUserInvite.Email.ToLowerInvariant(),
+                Type = organizationUserInvite.Type,
+                Status = OrganizationUserStatusType.Invited,
+                AccessSecretsManager = organizationUserInvite.AccessSecretsManager,
+                ExternalId = string.IsNullOrWhiteSpace(organizationUserInvite.ExternalId) ? null : organizationUserInvite.ExternalId,
+                CreationDate = performedAt.UtcDateTime,
+                RevisionDate = performedAt.UtcDateTime
+            },
+            Collections = organizationUserInvite.AssignedCollections,
+            Groups = organizationUserInvite.Groups
+        };
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Models/InviteOrganizationUserErrorMessages.cs

@@ -0,0 +1,7 @@
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
+
+public static class InviteOrganizationUserErrorMessages
+{
+    public const string InvalidEmailErrorMessage = "The email address is not valid.";
+    public const string InvalidCollectionConfigurationErrorMessage = "The Manage property is mutually exclusive and cannot be true while the ReadOnly or HidePasswords properties are also true.";
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Models/InviteOrganizationUsersRequest.cs

@@ -0,0 +1,22 @@
+using Bit.Core.AdminConsole.Models.Business;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
+
+public class InviteOrganizationUsersRequest
+{
+    public OrganizationUserInvite[] Invites { get; } = [];
+    public InviteOrganization InviteOrganization { get; }
+    public Guid PerformedBy { get; }
+    public DateTimeOffset PerformedAt { get; }
+
+    public InviteOrganizationUsersRequest(OrganizationUserInvite[] invites,
+        InviteOrganization inviteOrganization,
+        Guid performedBy,
+        DateTimeOffset performedAt)
+    {
+        Invites = invites;
+        InviteOrganization = inviteOrganization;
+        PerformedBy = performedBy;
+        PerformedAt = performedAt;
+    }
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Models/InviteOrganizationUsersResponse.cs

@@ -0,0 +1,42 @@
+using Bit.Core.Entities;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
+
+public class InviteOrganizationUsersResponse(Guid organizationId)
+{
+    public IEnumerable<OrganizationUser> InvitedUsers { get; } = [];
+    public Guid OrganizationId { get; } = organizationId;
+
+    public InviteOrganizationUsersResponse(InviteOrganizationUsersValidationRequest usersValidationRequest)
+        : this(usersValidationRequest.InviteOrganization.OrganizationId)
+    {
+        InvitedUsers = usersValidationRequest.Invites.Select(x => new OrganizationUser { Email = x.Email });
+    }
+
+    public InviteOrganizationUsersResponse(IEnumerable<OrganizationUser> invitedOrganizationUsers, Guid organizationId)
+        : this(organizationId)
+    {
+        InvitedUsers = invitedOrganizationUsers;
+    }
+}
+
+public class ScimInviteOrganizationUsersResponse
+{
+    public OrganizationUser InvitedUser { get; init; }
+
+    public ScimInviteOrganizationUsersResponse()
+    {
+
+    }
+
+    public ScimInviteOrganizationUsersResponse(InviteOrganizationUsersRequest request)
+    {
+        var userToInvite = request.Invites.First();
+
+        InvitedUser = new OrganizationUser
+        {
+            Email = userToInvite.Email,
+            ExternalId = userToInvite.ExternalId
+        };
+    }
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Models/InviteOrganizationUsersValidationRequest.cs

@@ -0,0 +1,40 @@
+using Bit.Core.AdminConsole.Models.Business;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.PasswordManager;
+using Bit.Core.Models.Business;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
+
+public class InviteOrganizationUsersValidationRequest
+{
+    public InviteOrganizationUsersValidationRequest()
+    {
+    }
+
+    public InviteOrganizationUsersValidationRequest(InviteOrganizationUsersValidationRequest request)
+    {
+        Invites = request.Invites;
+        InviteOrganization = request.InviteOrganization;
+        PerformedBy = request.PerformedBy;
+        PerformedAt = request.PerformedAt;
+        OccupiedPmSeats = request.OccupiedPmSeats;
+        OccupiedSmSeats = request.OccupiedSmSeats;
+    }
+
+    public InviteOrganizationUsersValidationRequest(InviteOrganizationUsersValidationRequest request,
+        PasswordManagerSubscriptionUpdate subscriptionUpdate,
+        SecretsManagerSubscriptionUpdate smSubscriptionUpdate)
+        : this(request)
+    {
+        PasswordManagerSubscriptionUpdate = subscriptionUpdate;
+        SecretsManagerSubscriptionUpdate = smSubscriptionUpdate;
+    }
+
+    public OrganizationUserInvite[] Invites { get; init; } = [];
+    public InviteOrganization InviteOrganization { get; init; }
+    public Guid PerformedBy { get; init; }
+    public DateTimeOffset PerformedAt { get; init; }
+    public int OccupiedPmSeats { get; init; }
+    public int OccupiedSmSeats { get; init; }
+    public PasswordManagerSubscriptionUpdate PasswordManagerSubscriptionUpdate { get; set; }
+    public SecretsManagerSubscriptionUpdate SecretsManagerSubscriptionUpdate { get; set; }
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Models/OrganizationUserInvite.cs

@@ -0,0 +1,77 @@
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation;
+using Bit.Core.Enums;
+using Bit.Core.Exceptions;
+using Bit.Core.Models.Data;
+using Bit.Core.Utilities;
+using static Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models.InviteOrganizationUserErrorMessages;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
+
+public class OrganizationUserInvite
+{
+    public string Email { get; private init; }
+    public CollectionAccessSelection[] AssignedCollections { get; private init; }
+    public OrganizationUserType Type { get; private init; }
+    public Permissions Permissions { get; private init; }
+    public string ExternalId { get; private init; }
+    public bool AccessSecretsManager { get; private init; }
+    public Guid[] Groups { get; private init; }
+
+    public OrganizationUserInvite(string email, string externalId) :
+        this(
+            email: email,
+            assignedCollections: [],
+            groups: [],
+            type: OrganizationUserType.User,
+            permissions: new Permissions(),
+            externalId: externalId,
+            false)
+    {
+    }
+
+    public OrganizationUserInvite(OrganizationUserInvite invite, bool accessSecretsManager) :
+        this(invite.Email,
+            invite.AssignedCollections,
+            invite.Groups,
+            invite.Type,
+            invite.Permissions,
+            invite.ExternalId,
+            accessSecretsManager)
+    {
+
+    }
+
+    public OrganizationUserInvite(string email,
+        IEnumerable<CollectionAccessSelection> assignedCollections,
+        IEnumerable<Guid> groups,
+        OrganizationUserType type,
+        Permissions permissions,
+        string externalId,
+        bool accessSecretsManager)
+    {
+        ValidateEmailAddress(email);
+
+        var collections = assignedCollections?.ToArray() ?? [];
+
+        if (collections.Any(x => x.IsValidCollectionAccessConfiguration()))
+        {
+            throw new BadRequestException(InvalidCollectionConfigurationErrorMessage);
+        }
+
+        Email = email;
+        AssignedCollections = collections;
+        Groups = groups.ToArray();
+        Type = type;
+        Permissions = permissions ?? new Permissions();
+        ExternalId = externalId;
+        AccessSecretsManager = accessSecretsManager;
+    }
+
+    private static void ValidateEmailAddress(string email)
+    {
+        if (!email.IsValidEmail())
+        {
+            throw new BadRequestException($"{email} {InvalidEmailErrorMessage}");
+        }
+    }
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Models/SendInvitesRequest.cs

@@ -0,0 +1,33 @@
+#nullable enable
+
+using Bit.Core.AdminConsole.Entities;
+using Bit.Core.Entities;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
+
+/// <summary>
+/// Represents a request to send invitations to a group of organization users.
+/// </summary>
+public class SendInvitesRequest
+{
+    public SendInvitesRequest(IEnumerable<OrganizationUser> users, Organization organization) =>
+        (Users, Organization) = (users.ToArray(), organization);
+
+    public SendInvitesRequest(IEnumerable<OrganizationUser> users, Organization organization, bool initOrganization) =>
+        (Users, Organization, InitOrganization) = (users.ToArray(), organization, initOrganization);
+
+    /// <summary>
+    /// Organization Users to send emails to.
+    /// </summary>
+    public OrganizationUser[] Users { get; set; } = [];
+
+    /// <summary>
+    /// The organization to invite the users to.
+    /// </summary>
+    public Organization Organization { get; init; }
+
+    /// <summary>
+    /// This is for when the organization is being created and this is the owners initial invite
+    /// </summary>
+    public bool InitOrganization { get; init; }
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/SendOrganizationInvitesCommand.cs

@@ -0,0 +1,80 @@
+using Bit.Core.AdminConsole.Entities;
+using Bit.Core.AdminConsole.Enums;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
+using Bit.Core.AdminConsole.Repositories;
+using Bit.Core.Auth.Models.Business;
+using Bit.Core.Auth.Models.Business.Tokenables;
+using Bit.Core.Auth.Repositories;
+using Bit.Core.Entities;
+using Bit.Core.Models.Mail;
+using Bit.Core.Repositories;
+using Bit.Core.Services;
+using Bit.Core.Tokens;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers;
+
+public class SendOrganizationInvitesCommand(
+    IUserRepository userRepository,
+    ISsoConfigRepository ssoConfigurationRepository,
+    IPolicyRepository policyRepository,
+    IOrgUserInviteTokenableFactory orgUserInviteTokenableFactory,
+    IDataProtectorTokenFactory<OrgUserInviteTokenable> dataProtectorTokenFactory,
+    IMailService mailService) : ISendOrganizationInvitesCommand
+{
+    public async Task SendInvitesAsync(SendInvitesRequest request)
+    {
+        var orgInvitesInfo = await BuildOrganizationInvitesInfoAsync(request.Users, request.Organization, request.InitOrganization);
+
+        await mailService.SendOrganizationInviteEmailsAsync(orgInvitesInfo);
+    }
+
+    private async Task<OrganizationInvitesInfo> BuildOrganizationInvitesInfoAsync(IEnumerable<OrganizationUser> orgUsers,
+        Organization organization, bool initOrganization = false)
+    {
+        // Materialize the sequence into a list to avoid multiple enumeration warnings
+        var orgUsersList = orgUsers.ToList();
+
+        // Email links must include information about the org and user for us to make routing decisions client side
+        // Given an org user, determine if existing BW user exists
+        var orgUserEmails = orgUsersList.Select(ou => ou.Email).ToList();
+        var existingUsers = await userRepository.GetManyByEmailsAsync(orgUserEmails);
+
+        // hash existing users emails list for O(1) lookups
+        var existingUserEmailsHashSet = new HashSet<string>(existingUsers.Select(u => u.Email));
+
+        // Create a dictionary of org user guids and bools for whether or not they have an existing BW user
+        var orgUserHasExistingUserDict = orgUsersList.ToDictionary(
+            ou => ou.Id,
+            ou => existingUserEmailsHashSet.Contains(ou.Email)
+        );
+
+        // Determine if org has SSO enabled and if user is required to login with SSO
+        // Note: we only want to call the DB after checking if the org can use SSO per plan and if they have any policies enabled.
+        var orgSsoEnabled = organization.UseSso && (await ssoConfigurationRepository.GetByOrganizationIdAsync(organization.Id))?.Enabled == true;
+        // Even though the require SSO policy can be turned on regardless of SSO being enabled, for this logic, we only
+        // need to check the policy if the org has SSO enabled.
+        var orgSsoLoginRequiredPolicyEnabled = orgSsoEnabled &&
+                                               organization.UsePolicies &&
+                                               (await policyRepository.GetByOrganizationIdTypeAsync(organization.Id, PolicyType.RequireSso))?.Enabled == true;
+
+        // Generate the list of org users and expiring tokens
+        // create helper function to create expiring tokens
+        (OrganizationUser, ExpiringToken) MakeOrgUserExpiringTokenPair(OrganizationUser orgUser)
+        {
+            var orgUserInviteTokenable = orgUserInviteTokenableFactory.CreateToken(orgUser);
+            var protectedToken = dataProtectorTokenFactory.Protect(orgUserInviteTokenable);
+            return (orgUser, new ExpiringToken(protectedToken, orgUserInviteTokenable.ExpirationDate));
+        }
+
+        var orgUsersWithExpTokens = orgUsers.Select(MakeOrgUserExpiringTokenPair);
+
+        return new OrganizationInvitesInfo(
+            organization,
+            orgSsoEnabled,
+            orgSsoLoginRequiredPolicyEnabled,
+            orgUsersWithExpTokens,
+            orgUserHasExistingUserDict,
+            initOrganization
+        );
+    }
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Validation/CollectionAccessSelectionExtensions.cs

@@ -0,0 +1,12 @@
+using Bit.Core.Models.Data;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation;
+
+public static class CollectionAccessSelectionExtensions
+{
+    /// <summary>
+    /// This validates the permissions on the given assigned collection
+    /// </summary>
+    public static bool IsValidCollectionAccessConfiguration(this CollectionAccessSelection collectionAccessSelection) =>
+        collectionAccessSelection.Manage && (collectionAccessSelection.ReadOnly || collectionAccessSelection.HidePasswords);
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Validation/GlobalSettings/CannotAutoScaleOnSelfHostError.cs

@@ -0,0 +1,8 @@
+using Bit.Core.AdminConsole.Errors;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.GlobalSettings;
+
+public record CannotAutoScaleOnSelfHostError(EnvironmentRequest Invalid) : Error<EnvironmentRequest>(Code, Invalid)
+{
+    public const string Code = "Cannot auto scale self-host.";
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Validation/GlobalSettings/EnvironmentRequest.cs

@@ -0,0 +1,18 @@
+#nullable enable
+
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.PasswordManager;
+using Bit.Core.Settings;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.GlobalSettings;
+
+public class EnvironmentRequest
+{
+    public bool IsSelfHosted { get; init; }
+    public PasswordManagerSubscriptionUpdate PasswordManagerSubscriptionUpdate { get; init; }
+
+    public EnvironmentRequest(IGlobalSettings globalSettings, PasswordManagerSubscriptionUpdate passwordManagerSubscriptionUpdate)
+    {
+        IsSelfHosted = globalSettings.SelfHosted;
+        PasswordManagerSubscriptionUpdate = passwordManagerSubscriptionUpdate;
+    }
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Validation/GlobalSettings/InviteUsersEnvironmentValidator.cs

@@ -0,0 +1,14 @@
+using Bit.Core.AdminConsole.Shared.Validation;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.GlobalSettings;
+
+public interface IInviteUsersEnvironmentValidator : IValidator<EnvironmentRequest>;
+
+public class InviteUsersEnvironmentValidator : IInviteUsersEnvironmentValidator
+{
+    public Task<ValidationResult<EnvironmentRequest>> ValidateAsync(EnvironmentRequest value) =>
+        Task.FromResult<ValidationResult<EnvironmentRequest>>(
+            value.IsSelfHosted && value.PasswordManagerSubscriptionUpdate.SeatsRequiredToAdd > 0 ?
+                new Invalid<EnvironmentRequest>(new CannotAutoScaleOnSelfHostError(value)) :
+                new Valid<EnvironmentRequest>(value));
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Validation/InviteOrganizationUserValidator.cs

@@ -0,0 +1,108 @@
+using Bit.Core.AdminConsole.Errors;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.PasswordManager;
+using Bit.Core.AdminConsole.Shared.Validation;
+using Bit.Core.Models.Business;
+using Bit.Core.OrganizationFeatures.OrganizationSubscriptions.Interface;
+using Bit.Core.Repositories;
+using Bit.Core.Services;
+using OrganizationUserInvite = Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models.OrganizationUserInvite;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation;
+
+public interface IInviteUsersValidator : IValidator<InviteOrganizationUsersValidationRequest>;
+
+public class InviteOrganizationUsersValidator(
+    IOrganizationRepository organizationRepository,
+    IInviteUsersPasswordManagerValidator inviteUsersPasswordManagerValidator,
+    IUpdateSecretsManagerSubscriptionCommand secretsManagerSubscriptionCommand,
+    IPaymentService paymentService) : IInviteUsersValidator
+{
+    public async Task<ValidationResult<InviteOrganizationUsersValidationRequest>> ValidateAsync(
+        InviteOrganizationUsersValidationRequest request)
+    {
+        var subscriptionUpdate = new PasswordManagerSubscriptionUpdate(request);
+
+        var passwordManagerValidationResult =
+            await inviteUsersPasswordManagerValidator.ValidateAsync(subscriptionUpdate);
+
+        if (passwordManagerValidationResult is Invalid<PasswordManagerSubscriptionUpdate> invalidSubscriptionUpdate)
+        {
+            return invalidSubscriptionUpdate.Map(request);
+        }
+
+        // If the organization has the Secrets Manager Standalone Discount, all users are added to secrets manager.
+        // This is an expensive call, so we're doing it now to delay the check as long as possible.
+        if (await paymentService.HasSecretsManagerStandalone(request.InviteOrganization))
+        {
+            request = new InviteOrganizationUsersValidationRequest(request)
+            {
+                Invites = request.Invites
+                    .Select(x => new OrganizationUserInvite(x, accessSecretsManager: true))
+                    .ToArray()
+            };
+        }
+
+        if (request.InviteOrganization.UseSecretsManager && request.Invites.Any(x => x.AccessSecretsManager))
+        {
+            return await ValidateSecretsManagerSubscriptionUpdateAsync(request, subscriptionUpdate);
+        }
+
+        return new Valid<InviteOrganizationUsersValidationRequest>(new InviteOrganizationUsersValidationRequest(
+            request,
+            subscriptionUpdate,
+            null));
+    }
+
+    private async Task<ValidationResult<InviteOrganizationUsersValidationRequest>> ValidateSecretsManagerSubscriptionUpdateAsync(
+            InviteOrganizationUsersValidationRequest request,
+            PasswordManagerSubscriptionUpdate subscriptionUpdate)
+    {
+        try
+        {
+
+            var smSubscriptionUpdate = new SecretsManagerSubscriptionUpdate(
+                organization: await organizationRepository.GetByIdAsync(request.InviteOrganization.OrganizationId),
+                plan: request.InviteOrganization.Plan,
+                autoscaling: true);
+
+            var seatsToAdd = GetSecretManagerSeatAdjustment(request);
+
+            if (seatsToAdd > 0)
+            {
+                smSubscriptionUpdate.AdjustSeats(seatsToAdd);
+
+                await secretsManagerSubscriptionCommand.ValidateUpdateAsync(smSubscriptionUpdate);
+            }
+
+            return new Valid<InviteOrganizationUsersValidationRequest>(new InviteOrganizationUsersValidationRequest(
+                request,
+                subscriptionUpdate,
+                smSubscriptionUpdate));
+        }
+        catch (Exception ex)
+        {
+            return new Invalid<InviteOrganizationUsersValidationRequest>(
+                new Error<InviteOrganizationUsersValidationRequest>(ex.Message, request));
+        }
+    }
+
+    /// <summary>
+    /// This calculates the number of SM seats to add to the organization seat total.
+    ///
+    /// If they have a current seat limit (it can be null), we want to figure out how many are available (seats -
+    /// occupied seats). Then, we'll subtract the available seats from the number of users we're trying to invite.
+    ///
+    /// If it's negative, we have available seats and do not need to increase, so we go with 0.
+    /// </summary>
+    /// <param name="request"></param>
+    /// <returns></returns>
+    private static int GetSecretManagerSeatAdjustment(InviteOrganizationUsersValidationRequest request) =>
+        request.InviteOrganization.SmSeats.HasValue
+            ? Math.Max(
+                request.Invites.Count(x => x.AccessSecretsManager) -
+                (request.InviteOrganization.SmSeats.Value -
+                 request.OccupiedSmSeats),
+                0)
+            : 0;
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Validation/Organization/Errors.cs

@@ -0,0 +1,16 @@
+using Bit.Core.AdminConsole.Errors;
+using Bit.Core.AdminConsole.Models.Business;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.Organization;
+
+public record OrganizationNoPaymentMethodFoundError(InviteOrganization InvalidRequest)
+    : Error<InviteOrganization>(Code, InvalidRequest)
+{
+    public const string Code = "No payment method found.";
+}
+
+public record OrganizationNoSubscriptionFoundError(InviteOrganization InvalidRequest)
+    : Error<InviteOrganization>(Code, InvalidRequest)
+{
+    public const string Code = "No subscription found.";
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Validation/Organization/InviteUsersOrganizationValidator.cs

@@ -0,0 +1,32 @@
+using Bit.Core.AdminConsole.Models.Business;
+using Bit.Core.AdminConsole.Shared.Validation;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.Organization;
+
+public interface IInviteUsersOrganizationValidator : IValidator<InviteOrganization>;
+
+public class InviteUsersOrganizationValidator : IInviteUsersOrganizationValidator
+{
+    public Task<ValidationResult<InviteOrganization>> ValidateAsync(InviteOrganization inviteOrganization)
+    {
+        if (inviteOrganization.Seats is null)
+        {
+            return Task.FromResult<ValidationResult<InviteOrganization>>(
+                new Valid<InviteOrganization>(inviteOrganization));
+        }
+
+        if (string.IsNullOrWhiteSpace(inviteOrganization.GatewayCustomerId))
+        {
+            return Task.FromResult<ValidationResult<InviteOrganization>>(
+                new Invalid<InviteOrganization>(new OrganizationNoPaymentMethodFoundError(inviteOrganization)));
+        }
+
+        if (string.IsNullOrWhiteSpace(inviteOrganization.GatewaySubscriptionId))
+        {
+            return Task.FromResult<ValidationResult<InviteOrganization>>(
+                new Invalid<InviteOrganization>(new OrganizationNoSubscriptionFoundError(inviteOrganization)));
+        }
+
+        return Task.FromResult<ValidationResult<InviteOrganization>>(new Valid<InviteOrganization>(inviteOrganization));
+    }
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Validation/PasswordManager/Errors.cs

@@ -0,0 +1,30 @@
+using Bit.Core.AdminConsole.Errors;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.PasswordManager;
+
+public record PasswordManagerSeatLimitHasBeenReachedError(PasswordManagerSubscriptionUpdate InvalidRequest)
+    : Error<PasswordManagerSubscriptionUpdate>(Code, InvalidRequest)
+{
+    public const string Code = "Seat limit has been reached.";
+}
+
+public record PasswordManagerPlanDoesNotAllowAdditionalSeatsError(PasswordManagerSubscriptionUpdate InvalidRequest)
+    : Error<PasswordManagerSubscriptionUpdate>(Code, InvalidRequest)
+{
+    public const string Code = "Plan does not allow additional seats.";
+}
+
+public record PasswordManagerPlanOnlyAllowsMaxAdditionalSeatsError(PasswordManagerSubscriptionUpdate InvalidRequest)
+    : Error<PasswordManagerSubscriptionUpdate>(GetErrorMessage(InvalidRequest), InvalidRequest)
+{
+    private static string GetErrorMessage(PasswordManagerSubscriptionUpdate invalidRequest) =>
+        string.Format(Code, invalidRequest.PasswordManagerPlan.MaxAdditionalSeats);
+
+    public const string Code = "Organization plan allows a maximum of {0} additional seats.";
+}
+
+public record PasswordManagerMustHaveSeatsError(PasswordManagerSubscriptionUpdate InvalidRequest)
+    : Error<PasswordManagerSubscriptionUpdate>(Code, InvalidRequest)
+{
+    public const string Code = "You do not have any Password Manager seats!";
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Validation/PasswordManager/InviteUsersPasswordManagerValidator.cs

@@ -0,0 +1,117 @@
+using Bit.Core.AdminConsole.Models.Business;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.GlobalSettings;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.Models;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.Organization;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.Provider;
+using Bit.Core.AdminConsole.Repositories;
+using Bit.Core.AdminConsole.Shared.Validation;
+using Bit.Core.Repositories;
+using Bit.Core.Services;
+using Bit.Core.Settings;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.PasswordManager;
+
+public interface IInviteUsersPasswordManagerValidator : IValidator<PasswordManagerSubscriptionUpdate>;
+
+public class InviteUsersPasswordManagerValidator(
+    IGlobalSettings globalSettings,
+    IInviteUsersEnvironmentValidator inviteUsersEnvironmentValidator,
+    IInviteUsersOrganizationValidator inviteUsersOrganizationValidator,
+    IProviderRepository providerRepository,
+    IPaymentService paymentService,
+    IOrganizationRepository organizationRepository
+    ) : IInviteUsersPasswordManagerValidator
+{
+    /// <summary>
+    /// This is for validating if the organization can add additional users.
+    /// </summary>
+    /// <param name="subscriptionUpdate"></param>
+    /// <returns></returns>
+    public static ValidationResult<PasswordManagerSubscriptionUpdate> ValidatePasswordManager(PasswordManagerSubscriptionUpdate subscriptionUpdate)
+    {
+        if (subscriptionUpdate.Seats is null)
+        {
+            return new Valid<PasswordManagerSubscriptionUpdate>(subscriptionUpdate);
+        }
+
+        if (subscriptionUpdate.SeatsRequiredToAdd == 0)
+        {
+            return new Valid<PasswordManagerSubscriptionUpdate>(subscriptionUpdate);
+        }
+
+        if (subscriptionUpdate.PasswordManagerPlan.BaseSeats + subscriptionUpdate.SeatsRequiredToAdd <= 0)
+        {
+            return new Invalid<PasswordManagerSubscriptionUpdate>(new PasswordManagerMustHaveSeatsError(subscriptionUpdate));
+        }
+
+        if (subscriptionUpdate.MaxSeatsReached)
+        {
+            return new Invalid<PasswordManagerSubscriptionUpdate>(
+                new PasswordManagerSeatLimitHasBeenReachedError(subscriptionUpdate));
+        }
+
+        if (subscriptionUpdate.PasswordManagerPlan.HasAdditionalSeatsOption is false)
+        {
+            return new Invalid<PasswordManagerSubscriptionUpdate>(
+                new PasswordManagerPlanDoesNotAllowAdditionalSeatsError(subscriptionUpdate));
+        }
+
+        // Apparently MaxAdditionalSeats is never set. Can probably be removed.
+        if (subscriptionUpdate.UpdatedSeatTotal - subscriptionUpdate.PasswordManagerPlan.BaseSeats > subscriptionUpdate.PasswordManagerPlan.MaxAdditionalSeats)
+        {
+            return new Invalid<PasswordManagerSubscriptionUpdate>(
+                new PasswordManagerPlanOnlyAllowsMaxAdditionalSeatsError(subscriptionUpdate));
+        }
+
+        return new Valid<PasswordManagerSubscriptionUpdate>(subscriptionUpdate);
+    }
+
+    public async Task<ValidationResult<PasswordManagerSubscriptionUpdate>> ValidateAsync(PasswordManagerSubscriptionUpdate request)
+    {
+        switch (ValidatePasswordManager(request))
+        {
+            case Valid<PasswordManagerSubscriptionUpdate> valid
+                when valid.Value.SeatsRequiredToAdd is 0:
+                return new Valid<PasswordManagerSubscriptionUpdate>(request);
+
+            case Invalid<PasswordManagerSubscriptionUpdate> invalid:
+                return invalid;
+        }
+
+        if (await inviteUsersEnvironmentValidator.ValidateAsync(new EnvironmentRequest(globalSettings, request)) is Invalid<EnvironmentRequest> invalidEnvironment)
+        {
+            return invalidEnvironment.Map(request);
+        }
+
+        var organizationValidationResult = await inviteUsersOrganizationValidator.ValidateAsync(request.InviteOrganization);
+
+        if (organizationValidationResult is Invalid<InviteOrganization> organizationValidation)
+        {
+            return organizationValidation.Map(request);
+        }
+
+        var provider = await providerRepository.GetByOrganizationIdAsync(request.InviteOrganization.OrganizationId);
+        if (provider is not null)
+        {
+            var providerValidationResult = InvitingUserOrganizationProviderValidator.Validate(new InviteOrganizationProvider(provider));
+
+            if (providerValidationResult is Invalid<InviteOrganizationProvider> invalidProviderValidation)
+            {
+                return invalidProviderValidation.Map(request);
+            }
+        }
+
+        var paymentSubscription = await paymentService.GetSubscriptionAsync(
+            await organizationRepository.GetByIdAsync(request.InviteOrganization.OrganizationId));
+
+        var paymentValidationResult = InviteUserPaymentValidation.Validate(
+            new PaymentsSubscription(paymentSubscription, request.InviteOrganization));
+
+        if (paymentValidationResult is Invalid<PaymentsSubscription> invalidPaymentValidation)
+        {
+            return invalidPaymentValidation.Map(request);
+        }
+
+        return new Valid<PasswordManagerSubscriptionUpdate>(request);
+    }
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Validation/PasswordManager/PasswordManagerSubscriptionUpdate.cs

@@ -0,0 +1,89 @@
+using Bit.Core.AdminConsole.Models.Business;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
+using Bit.Core.Models.StaticStore;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.PasswordManager;
+
+public class PasswordManagerSubscriptionUpdate
+{
+    /// <summary>
+    /// Seats the organization has
+    /// </summary>
+    public int? Seats { get; }
+
+    /// <summary>
+    /// Max number of seats that the organization can have
+    /// </summary>
+    public int? MaxAutoScaleSeats { get; }
+
+    /// <summary>
+    /// Seats currently occupied by current users
+    /// </summary>
+    public int OccupiedSeats { get; }
+
+    /// <summary>
+    /// Users to add to the organization seats
+    /// </summary>
+    public int NewUsersToAdd { get; }
+
+    /// <summary>
+    /// Number of seats available for users
+    /// </summary>
+    public int? AvailableSeats => Seats - OccupiedSeats;
+
+    /// <summary>
+    /// Number of seats to scale the organization by.
+    ///
+    /// If Organization has no seat limit (Seats is null), then there are no new seats to add.
+    /// </summary>
+    public int SeatsRequiredToAdd => AvailableSeats.HasValue ? Math.Max(NewUsersToAdd - AvailableSeats.Value, 0) : 0;
+
+    /// <summary>
+    /// New total of seats for the organization
+    /// </summary>
+    public int? UpdatedSeatTotal => Seats + SeatsRequiredToAdd;
+
+    /// <summary>
+    /// If the new seat total is equal to the organization's auto-scale seat count
+    /// </summary>
+    public bool MaxSeatsReached => UpdatedSeatTotal.HasValue && MaxAutoScaleSeats.HasValue && UpdatedSeatTotal.Value >= MaxAutoScaleSeats.Value;
+
+    public Plan.PasswordManagerPlanFeatures PasswordManagerPlan { get; }
+
+    public InviteOrganization InviteOrganization { get; }
+
+    private PasswordManagerSubscriptionUpdate(int? organizationSeats,
+        int? organizationAutoScaleSeatLimit,
+        int currentSeats,
+        int newUsersToAdd,
+        Plan.PasswordManagerPlanFeatures plan,
+        InviteOrganization inviteOrganization)
+    {
+        Seats = organizationSeats;
+        MaxAutoScaleSeats = organizationAutoScaleSeatLimit;
+        OccupiedSeats = currentSeats;
+        NewUsersToAdd = newUsersToAdd;
+        PasswordManagerPlan = plan;
+        InviteOrganization = inviteOrganization;
+    }
+
+    public PasswordManagerSubscriptionUpdate(InviteOrganization inviteOrganization, int occupiedSeats, int newUsersToAdd) :
+        this(
+            organizationSeats: inviteOrganization.Seats,
+            organizationAutoScaleSeatLimit: inviteOrganization.MaxAutoScaleSeats,
+            currentSeats: occupiedSeats,
+            newUsersToAdd: newUsersToAdd,
+            plan: inviteOrganization.Plan.PasswordManager,
+            inviteOrganization: inviteOrganization)
+    { }
+
+    public PasswordManagerSubscriptionUpdate(InviteOrganizationUsersValidationRequest usersValidationRequest) :
+        this(
+            organizationSeats: usersValidationRequest.InviteOrganization.Seats,
+            organizationAutoScaleSeatLimit: usersValidationRequest.InviteOrganization.MaxAutoScaleSeats,
+            currentSeats: usersValidationRequest.OccupiedPmSeats,
+            newUsersToAdd: usersValidationRequest.Invites.Length,
+            plan: usersValidationRequest.InviteOrganization.Plan.PasswordManager,
+            inviteOrganization: usersValidationRequest.InviteOrganization)
+    { }
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Validation/Payments/Errors.cs

@@ -0,0 +1,10 @@
+using Bit.Core.AdminConsole.Errors;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.Models;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.Payments;
+
+public record PaymentCancelledSubscriptionError(PaymentsSubscription InvalidRequest)
+    : Error<PaymentsSubscription>(Code, InvalidRequest)
+{
+    public const string Code = "You do not have an active subscription. Reinstate your subscription to make changes.";
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Validation/Payments/InviteUserPaymentValidation.cs

@@ -0,0 +1,25 @@
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.Models;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.Payments;
+using Bit.Core.AdminConsole.Shared.Validation;
+using Bit.Core.Billing.Constants;
+using Bit.Core.Billing.Enums;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation;
+
+public static class InviteUserPaymentValidation
+{
+    public static ValidationResult<PaymentsSubscription> Validate(PaymentsSubscription subscription)
+    {
+        if (subscription.ProductTierType is ProductTierType.Free)
+        {
+            return new Valid<PaymentsSubscription>(subscription);
+        }
+
+        if (subscription.SubscriptionStatus == StripeConstants.SubscriptionStatus.Canceled)
+        {
+            return new Invalid<PaymentsSubscription>(new PaymentCancelledSubscriptionError(subscription));
+        }
+
+        return new Valid<PaymentsSubscription>(subscription);
+    }
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Validation/Payments/PaymentsSubscription.cs

@@ -0,0 +1,19 @@
+using Bit.Core.AdminConsole.Models.Business;
+using Bit.Core.Billing.Enums;
+using Bit.Core.Models.Business;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.Models;
+
+public class PaymentsSubscription
+{
+    public ProductTierType ProductTierType { get; init; }
+    public string SubscriptionStatus { get; init; }
+
+    public PaymentsSubscription() { }
+
+    public PaymentsSubscription(SubscriptionInfo subscriptionInfo, InviteOrganization inviteOrganization)
+    {
+        SubscriptionStatus = subscriptionInfo?.Subscription?.Status ?? string.Empty;
+        ProductTierType = inviteOrganization.Plan.ProductTier;
+    }
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Validation/Provider/Errors.cs

@@ -0,0 +1,13 @@
+using Bit.Core.AdminConsole.Errors;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.Provider;
+
+public record ProviderBillableSeatLimitError(InviteOrganizationProvider InvalidRequest) : Error<InviteOrganizationProvider>(Code, InvalidRequest)
+{
+    public const string Code = "Seat limit has been reached. Please contact your provider to add more seats.";
+}
+
+public record ProviderResellerSeatLimitError(InviteOrganizationProvider InvalidRequest) : Error<InviteOrganizationProvider>(Code, InvalidRequest)
+{
+    public const string Code = "Seat limit has been reached. Contact your provider to purchase additional seats.";
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Validation/Provider/InviteOrganizationProvider.cs

@@ -0,0 +1,19 @@
+using Bit.Core.AdminConsole.Enums.Provider;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.Provider;
+
+public class InviteOrganizationProvider
+{
+    public Guid ProviderId { get; init; }
+    public ProviderType Type { get; init; }
+    public ProviderStatusType Status { get; init; }
+    public bool Enabled { get; init; }
+
+    public InviteOrganizationProvider(Entities.Provider.Provider provider)
+    {
+        ProviderId = provider.Id;
+        Type = provider.Type;
+        Status = provider.Status;
+        Enabled = provider.Enabled;
+    }
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/InviteUsers/Validation/Provider/InvitingUserOrganizationProviderValidator.cs

@@ -0,0 +1,28 @@
+using Bit.Core.AdminConsole.Enums.Provider;
+using Bit.Core.AdminConsole.Shared.Validation;
+using Bit.Core.Billing.Extensions;
+
+namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.Provider;
+
+public static class InvitingUserOrganizationProviderValidator
+{
+    public static ValidationResult<InviteOrganizationProvider> Validate(InviteOrganizationProvider inviteOrganizationProvider)
+    {
+        if (inviteOrganizationProvider is not { Enabled: true })
+        {
+            return new Valid<InviteOrganizationProvider>(inviteOrganizationProvider);
+        }
+
+        if (inviteOrganizationProvider.IsBillable())
+        {
+            return new Invalid<InviteOrganizationProvider>(new ProviderBillableSeatLimitError(inviteOrganizationProvider));
+        }
+
+        if (inviteOrganizationProvider.Type == ProviderType.Reseller)
+        {
+            return new Invalid<InviteOrganizationProvider>(new ProviderResellerSeatLimitError(inviteOrganizationProvider));
+        }
+
+        return new Valid<InviteOrganizationProvider>(inviteOrganizationProvider);
+    }
+}

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/RemoveOrganizationUserCommand.cs

@@ -25,7 +25,8 @@ public class RemoveOrganizationUserCommand : IRemoveOrganizationUserCommand
     public const string UserNotFoundErrorMessage = "User not found.";
     public const string UsersInvalidErrorMessage = "Users invalid.";
     public const string RemoveYourselfErrorMessage = "You cannot remove yourself.";
-    public const string RemoveOwnerByNonOwnerErrorMessage = "Only owners can delete other owners.";
+    public const string RemoveOwnerByNonOwnerErrorMessage = "Only owners can remove other owners.";
+    public const string RemoveAdminByCustomUserErrorMessage = "Custom users can not remove admins.";
     public const string RemoveLastConfirmedOwnerErrorMessage = "Organization must have at least one confirmed owner.";
     public const string RemoveClaimedAccountErrorMessage = "Cannot remove member accounts claimed by the organization. To offboard a member, revoke or delete the account.";
 
@@ -153,6 +154,11 @@ public class RemoveOrganizationUserCommand : IRemoveOrganizationUserCommand
             }
         }
 
+        if (orgUser.Type == OrganizationUserType.Admin && await _currentContext.OrganizationCustom(orgUser.OrganizationId))
+        {
+            throw new BadRequestException(RemoveAdminByCustomUserErrorMessage);
+        }
+
         if (_featureService.IsEnabled(FeatureFlagKeys.AccountDeprovisioning) && deletingUserId.HasValue && eventSystemUser == null)
         {
             var managementStatus = await _getOrganizationUsersManagementStatusQuery.GetUsersOrganizationManagementStatusAsync(orgUser.OrganizationId, new[] { orgUser.Id });

src/Core/AdminConsole/OrganizationFeatures/OrganizationUsers/RestoreUser/v1/RestoreOrganizationUserCommand.cs

@@ -16,7 +16,6 @@ namespace Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.RestoreUs
 public class RestoreOrganizationUserCommand(
     ICurrentContext currentContext,
     IEventService eventService,
-    IFeatureService featureService,
     IPushNotificationService pushNotificationService,
     IOrganizationUserRepository organizationUserRepository,
     IOrganizationRepository organizationRepository,
@@ -41,8 +40,7 @@ public class RestoreOrganizationUserCommand(
         await RepositoryRestoreUserAsync(organizationUser);
         await eventService.LogOrganizationUserEventAsync(organizationUser, EventType.OrganizationUser_Restored);
 
-        if (featureService.IsEnabled(FeatureFlagKeys.PushSyncOrgKeysOnRevokeRestore) &&
+        if (organizationUser.UserId.HasValue)
-            organizationUser.UserId.HasValue)
         {
             await pushNotificationService.PushSyncOrgKeysAsync(organizationUser.UserId.Value);
         }
@@ -54,8 +52,7 @@ public class RestoreOrganizationUserCommand(
         await eventService.LogOrganizationUserEventAsync(organizationUser, EventType.OrganizationUser_Restored,
             systemUser);
 
-        if (featureService.IsEnabled(FeatureFlagKeys.PushSyncOrgKeysOnRevokeRestore) &&
+        if (organizationUser.UserId.HasValue)
-            organizationUser.UserId.HasValue)
         {
             await pushNotificationService.PushSyncOrgKeysAsync(organizationUser.UserId.Value);
         }
@@ -87,7 +84,10 @@ public class RestoreOrganizationUserCommand(
                 .twoFactorIsEnabled;
         }
 
-        await CheckUserForOtherFreeOrganizationOwnershipAsync(organizationUser);
+        if (organization.PlanType == PlanType.Free)
+        {
+            await CheckUserForOtherFreeOrganizationOwnershipAsync(organizationUser);
+        }
 
         await CheckPoliciesBeforeRestoreAsync(organizationUser, userTwoFactorIsEnabled);
 
@@ -100,7 +100,7 @@ public class RestoreOrganizationUserCommand(
 
     private async Task CheckUserForOtherFreeOrganizationOwnershipAsync(OrganizationUser organizationUser)
     {
-        var relatedOrgUsersFromOtherOrgs = await organizationUserRepository.GetManyByUserAsync(organizationUser.UserId.Value);
+        var relatedOrgUsersFromOtherOrgs = await organizationUserRepository.GetManyByUserAsync(organizationUser.UserId!.Value);
         var otherOrgs = await organizationRepository.GetManyByUserIdAsync(organizationUser.UserId.Value);
 
         var orgOrgUserDict = relatedOrgUsersFromOtherOrgs
@@ -110,13 +110,16 @@ public class RestoreOrganizationUserCommand(
         CheckForOtherFreeOrganizationOwnership(organizationUser, orgOrgUserDict);
     }
 
-    private async Task<Dictionary<OrganizationUser, Organization>> GetRelatedOrganizationUsersAndOrganizations(
+    private async Task<Dictionary<OrganizationUser, Organization>> GetRelatedOrganizationUsersAndOrganizationsAsync(
-        IEnumerable<OrganizationUser> organizationUsers)
+        List<OrganizationUser> organizationUsers)
     {
-        var allUserIds = organizationUsers.Select(x => x.UserId.Value);
+        var allUserIds = organizationUsers
+            .Where(x => x.UserId.HasValue)
+            .Select(x => x.UserId.Value);
 
         var otherOrganizationUsers = (await organizationUserRepository.GetManyByManyUsersAsync(allUserIds))
-            .Where(x => organizationUsers.Any(y => y.Id == x.Id) == false);
+            .Where(x => organizationUsers.Any(y => y.Id == x.Id) == false)
+            .ToArray();
 
         var otherOrgs = await organizationRepository.GetManyByIdsAsync(otherOrganizationUsers
                 .Select(x => x.OrganizationId)
@@ -130,7 +133,9 @@ public class RestoreOrganizationUserCommand(
         Dictionary<OrganizationUser, Organization> otherOrgUsersAndOrgs)
     {
         var ownerOrAdminList = new[] { OrganizationUserType.Owner, OrganizationUserType.Admin };
-        if (otherOrgUsersAndOrgs.Any(x =>
+
+        if (ownerOrAdminList.Any(x => organizationUser.Type == x) &&
+            otherOrgUsersAndOrgs.Any(x =>
                 x.Key.UserId == organizationUser.UserId &&
                 ownerOrAdminList.Any(userType => userType == x.Key.Type) &&
                 x.Key.Status == OrganizationUserStatusType.Confirmed &&
@@ -170,7 +175,7 @@ public class RestoreOrganizationUserCommand(
         var organizationUsersTwoFactorEnabled = await twoFactorIsEnabledQuery.TwoFactorIsEnabledAsync(
             filteredUsers.Where(ou => ou.UserId.HasValue).Select(ou => ou.UserId.Value));
 
-        var orgUsersAndOrgs = await GetRelatedOrganizationUsersAndOrganizations(filteredUsers);
+        var orgUsersAndOrgs = await GetRelatedOrganizationUsersAndOrganizationsAsync(filteredUsers);
 
         var result = new List<Tuple<OrganizationUser, string>>();
 
@@ -201,15 +206,17 @@ public class RestoreOrganizationUserCommand(
 
                 await CheckPoliciesBeforeRestoreAsync(organizationUser, twoFactorIsEnabled);
 
-                CheckForOtherFreeOrganizationOwnership(organizationUser, orgUsersAndOrgs);
+                if (organization.PlanType == PlanType.Free)
+                {
+                    CheckForOtherFreeOrganizationOwnership(organizationUser, orgUsersAndOrgs);
+                }
 
                 var status = OrganizationService.GetPriorActiveOrganizationUserStatusType(organizationUser);
 
                 await organizationUserRepository.RestoreAsync(organizationUser.Id, status);
                 organizationUser.Status = status;
                 await eventService.LogOrganizationUserEventAsync(organizationUser, EventType.OrganizationUser_Restored);
-                if (featureService.IsEnabled(FeatureFlagKeys.PushSyncOrgKeysOnRevokeRestore) &&
+                if (organizationUser.UserId.HasValue)
-                    organizationUser.UserId.HasValue)
                 {
                     await pushNotificationService.PushSyncOrgKeysAsync(organizationUser.UserId.Value);
                 }

src/Core/AdminConsole/OrganizationFeatures/Policies/PolicyRequirements/ResetPasswordPolicyRequirement.cs

@@ -34,6 +34,8 @@ public class ResetPasswordPolicyRequirementFactory : BasePolicyRequirementFactor
 
     protected override IEnumerable<OrganizationUserType> ExemptRoles => [];
 
+    protected override IEnumerable<OrganizationUserStatusType> ExemptStatuses => [OrganizationUserStatusType.Revoked];
+
     public override ResetPasswordPolicyRequirement Create(IEnumerable<PolicyDetails> policyDetails)
     {
         var result = policyDetails

src/Core/AdminConsole/Repositories/IOrganizationIntegrationConfigurationRepository.cs

@@ -0,0 +1,13 @@
+using Bit.Core.AdminConsole.Entities;
+using Bit.Core.Enums;
+using Bit.Core.Models.Data.Organizations;
+
+namespace Bit.Core.Repositories;
+
+public interface IOrganizationIntegrationConfigurationRepository : IRepository<OrganizationIntegrationConfiguration, Guid>
+{
+    Task<List<OrganizationIntegrationConfigurationDetails>> GetConfigurationDetailsAsync(
+        Guid organizationId,
+        IntegrationType integrationType,
+        EventType eventType);
+}

src/Core/AdminConsole/Repositories/IOrganizationIntegrationRepository.cs

@@ -0,0 +1,7 @@
+using Bit.Core.AdminConsole.Entities;
+
+namespace Bit.Core.Repositories;
+
+public interface IOrganizationIntegrationRepository : IRepository<OrganizationIntegration, Guid>
+{
+}

src/Core/AdminConsole/Repositories/IOrganizationUserRepository.cs

@@ -1,4 +1,5 @@
 using Bit.Core.AdminConsole.Enums;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
 using Bit.Core.Entities;
 using Bit.Core.Enums;
 using Bit.Core.KeyManagement.UserKey;
@@ -68,4 +69,6 @@ public interface IOrganizationUserRepository : IRepository<OrganizationUser, Gui
     /// <param name="role">The role to search for</param>
     /// <returns>A list of OrganizationUsersUserDetails with the specified role</returns>
     Task<IEnumerable<OrganizationUserUserDetails>> GetManyDetailsByRoleAsync(Guid organizationId, OrganizationUserType role);
+
+    Task CreateManyAsync(IEnumerable<CreateOrganizationUser> organizationUserCollection);
 }

src/Core/AdminConsole/Services/Implementations/OrganizationService.cs

@@ -6,13 +6,13 @@ using Bit.Core.AdminConsole.Enums.Provider;
 using Bit.Core.AdminConsole.Models.Business;
 using Bit.Core.AdminConsole.Models.Data.Organizations.Policies;
 using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.Interfaces;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Models;
 using Bit.Core.AdminConsole.OrganizationFeatures.Policies;
 using Bit.Core.AdminConsole.OrganizationFeatures.Policies.PolicyRequirements;
 using Bit.Core.AdminConsole.Repositories;
 using Bit.Core.AdminConsole.Services;
 using Bit.Core.Auth.Enums;
-using Bit.Core.Auth.Models.Business;
-using Bit.Core.Auth.Models.Business.Tokenables;
 using Bit.Core.Auth.Repositories;
 using Bit.Core.Auth.UserFeatures.TwoFactorAuth.Interfaces;
 using Bit.Core.Billing.Constants;
@@ -26,18 +26,17 @@ using Bit.Core.Exceptions;
 using Bit.Core.Models.Business;
 using Bit.Core.Models.Data;
 using Bit.Core.Models.Data.Organizations.OrganizationUsers;
-using Bit.Core.Models.Mail;
 using Bit.Core.OrganizationFeatures.OrganizationSubscriptions.Interface;
 using Bit.Core.Platform.Push;
 using Bit.Core.Repositories;
 using Bit.Core.Settings;
-using Bit.Core.Tokens;
 using Bit.Core.Tools.Enums;
 using Bit.Core.Tools.Models.Business;
 using Bit.Core.Tools.Services;
 using Bit.Core.Utilities;
 using Microsoft.Extensions.Logging;
 using Stripe;
+using OrganizationUserInvite = Bit.Core.Models.Business.OrganizationUserInvite;
 
 namespace Bit.Core.Services;
 
@@ -58,7 +57,6 @@ public class OrganizationService : IOrganizationService
     private readonly IPaymentService _paymentService;
     private readonly IPolicyRepository _policyRepository;
     private readonly IPolicyService _policyService;
-    private readonly ISsoConfigRepository _ssoConfigRepository;
     private readonly ISsoUserRepository _ssoUserRepository;
     private readonly IReferenceEventService _referenceEventService;
     private readonly IGlobalSettings _globalSettings;
@@ -70,13 +68,12 @@ public class OrganizationService : IOrganizationService
     private readonly ICountNewSmSeatsRequiredQuery _countNewSmSeatsRequiredQuery;
     private readonly IUpdateSecretsManagerSubscriptionCommand _updateSecretsManagerSubscriptionCommand;
     private readonly IProviderRepository _providerRepository;
-    private readonly IOrgUserInviteTokenableFactory _orgUserInviteTokenableFactory;
-    private readonly IDataProtectorTokenFactory<OrgUserInviteTokenable> _orgUserInviteTokenDataFactory;
     private readonly IFeatureService _featureService;
     private readonly ITwoFactorIsEnabledQuery _twoFactorIsEnabledQuery;
     private readonly IHasConfirmedOwnersExceptQuery _hasConfirmedOwnersExceptQuery;
     private readonly IPricingClient _pricingClient;
     private readonly IPolicyRequirementQuery _policyRequirementQuery;
+    private readonly ISendOrganizationInvitesCommand _sendOrganizationInvitesCommand;
 
     public OrganizationService(
         IOrganizationRepository organizationRepository,
@@ -94,7 +91,6 @@ public class OrganizationService : IOrganizationService
         IPaymentService paymentService,
         IPolicyRepository policyRepository,
         IPolicyService policyService,
-        ISsoConfigRepository ssoConfigRepository,
         ISsoUserRepository ssoUserRepository,
         IReferenceEventService referenceEventService,
         IGlobalSettings globalSettings,
@@ -104,15 +100,14 @@ public class OrganizationService : IOrganizationService
         IProviderOrganizationRepository providerOrganizationRepository,
         IProviderUserRepository providerUserRepository,
         ICountNewSmSeatsRequiredQuery countNewSmSeatsRequiredQuery,
-        IOrgUserInviteTokenableFactory orgUserInviteTokenableFactory,
-        IDataProtectorTokenFactory<OrgUserInviteTokenable> orgUserInviteTokenDataFactory,
         IUpdateSecretsManagerSubscriptionCommand updateSecretsManagerSubscriptionCommand,
         IProviderRepository providerRepository,
         IFeatureService featureService,
         ITwoFactorIsEnabledQuery twoFactorIsEnabledQuery,
         IHasConfirmedOwnersExceptQuery hasConfirmedOwnersExceptQuery,
         IPricingClient pricingClient,
-        IPolicyRequirementQuery policyRequirementQuery)
+        IPolicyRequirementQuery policyRequirementQuery,
+        ISendOrganizationInvitesCommand sendOrganizationInvitesCommand)
     {
         _organizationRepository = organizationRepository;
         _organizationUserRepository = organizationUserRepository;
@@ -129,7 +124,6 @@ public class OrganizationService : IOrganizationService
         _paymentService = paymentService;
         _policyRepository = policyRepository;
         _policyService = policyService;
-        _ssoConfigRepository = ssoConfigRepository;
         _ssoUserRepository = ssoUserRepository;
         _referenceEventService = referenceEventService;
         _globalSettings = globalSettings;
@@ -141,13 +135,12 @@ public class OrganizationService : IOrganizationService
         _countNewSmSeatsRequiredQuery = countNewSmSeatsRequiredQuery;
         _updateSecretsManagerSubscriptionCommand = updateSecretsManagerSubscriptionCommand;
         _providerRepository = providerRepository;
-        _orgUserInviteTokenableFactory = orgUserInviteTokenableFactory;
-        _orgUserInviteTokenDataFactory = orgUserInviteTokenDataFactory;
         _featureService = featureService;
         _twoFactorIsEnabledQuery = twoFactorIsEnabledQuery;
         _hasConfirmedOwnersExceptQuery = hasConfirmedOwnersExceptQuery;
         _pricingClient = pricingClient;
         _policyRequirementQuery = policyRequirementQuery;
+        _sendOrganizationInvitesCommand = sendOrganizationInvitesCommand;
     }
 
     public async Task ReplacePaymentMethodAsync(Guid organizationId, string paymentToken,
@@ -1055,74 +1048,14 @@ public class OrganizationService : IOrganizationService
         await SendInviteAsync(orgUser, org, initOrganization);
     }
 
-    private async Task SendInvitesAsync(IEnumerable<OrganizationUser> orgUsers, Organization organization)
+    private async Task SendInvitesAsync(IEnumerable<OrganizationUser> orgUsers, Organization organization) =>
-    {
+        await _sendOrganizationInvitesCommand.SendInvitesAsync(new SendInvitesRequest(orgUsers, organization));
-        var orgInvitesInfo = await BuildOrganizationInvitesInfoAsync(orgUsers, organization);
 
-        await _mailService.SendOrganizationInviteEmailsAsync(orgInvitesInfo);
+    private async Task SendInviteAsync(OrganizationUser orgUser, Organization organization, bool initOrganization) =>
-    }
+        await _sendOrganizationInvitesCommand.SendInvitesAsync(new SendInvitesRequest(
-
+            users: [orgUser],
-    private async Task SendInviteAsync(OrganizationUser orgUser, Organization organization, bool initOrganization)
+            organization: organization,
-    {
+            initOrganization: initOrganization));
-        // convert single org user into array of 1 org user
-        var orgUsers = new[] { orgUser };
-
-        var orgInvitesInfo = await BuildOrganizationInvitesInfoAsync(orgUsers, organization, initOrganization);
-
-        await _mailService.SendOrganizationInviteEmailsAsync(orgInvitesInfo);
-    }
-
-    private async Task<OrganizationInvitesInfo> BuildOrganizationInvitesInfoAsync(
-        IEnumerable<OrganizationUser> orgUsers,
-        Organization organization,
-        bool initOrganization = false)
-    {
-        // Materialize the sequence into a list to avoid multiple enumeration warnings
-        var orgUsersList = orgUsers.ToList();
-
-        // Email links must include information about the org and user for us to make routing decisions client side
-        // Given an org user, determine if existing BW user exists
-        var orgUserEmails = orgUsersList.Select(ou => ou.Email).ToList();
-        var existingUsers = await _userRepository.GetManyByEmailsAsync(orgUserEmails);
-
-        // hash existing users emails list for O(1) lookups
-        var existingUserEmailsHashSet = new HashSet<string>(existingUsers.Select(u => u.Email));
-
-        // Create a dictionary of org user guids and bools for whether or not they have an existing BW user
-        var orgUserHasExistingUserDict = orgUsersList.ToDictionary(
-            ou => ou.Id,
-            ou => existingUserEmailsHashSet.Contains(ou.Email)
-        );
-
-        // Determine if org has SSO enabled and if user is required to login with SSO
-        // Note: we only want to call the DB after checking if the org can use SSO per plan and if they have any policies enabled.
-        var orgSsoEnabled = organization.UseSso && (await _ssoConfigRepository.GetByOrganizationIdAsync(organization.Id))?.Enabled == true;
-        // Even though the require SSO policy can be turned on regardless of SSO being enabled, for this logic, we only
-        // need to check the policy if the org has SSO enabled.
-        var orgSsoLoginRequiredPolicyEnabled = orgSsoEnabled &&
-                                               organization.UsePolicies &&
-                                               (await _policyRepository.GetByOrganizationIdTypeAsync(organization.Id, PolicyType.RequireSso))?.Enabled == true;
-
-        // Generate the list of org users and expiring tokens
-        // create helper function to create expiring tokens
-        (OrganizationUser, ExpiringToken) MakeOrgUserExpiringTokenPair(OrganizationUser orgUser)
-        {
-            var orgUserInviteTokenable = _orgUserInviteTokenableFactory.CreateToken(orgUser);
-            var protectedToken = _orgUserInviteTokenDataFactory.Protect(orgUserInviteTokenable);
-            return (orgUser, new ExpiringToken(protectedToken, orgUserInviteTokenable.ExpirationDate));
-        }
-
-        var orgUsersWithExpTokens = orgUsers.Select(MakeOrgUserExpiringTokenPair);
-
-        return new OrganizationInvitesInfo(
-            organization,
-            orgSsoEnabled,
-            orgSsoLoginRequiredPolicyEnabled,
-            orgUsersWithExpTokens,
-            orgUserHasExistingUserDict,
-            initOrganization
-        );
-    }
 
     internal async Task<(bool canScale, string failureReason)> CanScaleAsync(
         Organization organization,
@@ -1791,7 +1724,7 @@ public class OrganizationService : IOrganizationService
         await RepositoryRevokeUserAsync(organizationUser);
         await _eventService.LogOrganizationUserEventAsync(organizationUser, EventType.OrganizationUser_Revoked);
 
-        if (_featureService.IsEnabled(FeatureFlagKeys.PushSyncOrgKeysOnRevokeRestore) && organizationUser.UserId.HasValue)
+        if (organizationUser.UserId.HasValue)
         {
             await _pushNotificationService.PushSyncOrgKeysAsync(organizationUser.UserId.Value);
         }
@@ -1803,7 +1736,7 @@ public class OrganizationService : IOrganizationService
         await RepositoryRevokeUserAsync(organizationUser);
         await _eventService.LogOrganizationUserEventAsync(organizationUser, EventType.OrganizationUser_Revoked, systemUser);
 
-        if (_featureService.IsEnabled(FeatureFlagKeys.PushSyncOrgKeysOnRevokeRestore) && organizationUser.UserId.HasValue)
+        if (organizationUser.UserId.HasValue)
         {
             await _pushNotificationService.PushSyncOrgKeysAsync(organizationUser.UserId.Value);
         }
@@ -1872,7 +1805,7 @@ public class OrganizationService : IOrganizationService
                 await _organizationUserRepository.RevokeAsync(organizationUser.Id);
                 organizationUser.Status = OrganizationUserStatusType.Revoked;
                 await _eventService.LogOrganizationUserEventAsync(organizationUser, EventType.OrganizationUser_Revoked);
-                if (_featureService.IsEnabled(FeatureFlagKeys.PushSyncOrgKeysOnRevokeRestore) && organizationUser.UserId.HasValue)
+                if (organizationUser.UserId.HasValue)
                 {
                     await _pushNotificationService.PushSyncOrgKeysAsync(organizationUser.UserId.Value);
                 }

src/Core/AdminConsole/Shared/Validation/ValidationResult.cs

@@ -6,10 +6,39 @@ public abstract record ValidationResult<T>;
 
 public record Valid<T> : ValidationResult<T>
 {
+    public Valid() { }
+
+    public Valid(T Value)
+    {
+        this.Value = Value;
+    }
+
     public T Value { get; init; }
 }
 
 public record Invalid<T> : ValidationResult<T>
 {
-    public IEnumerable<Error<T>> Errors { get; init; }
+    public IEnumerable<Error<T>> Errors { get; init; } = [];
+
+    public string ErrorMessageString => string.Join(" ", Errors.Select(e => e.Message));
+
+    public Invalid() { }
+
+    public Invalid(Error<T> error) : this([error]) { }
+
+    public Invalid(IEnumerable<Error<T>> errors)
+    {
+        Errors = errors;
+    }
+}
+
+public static class ValidationResultMappers
+{
+    public static ValidationResult<B> Map<A, B>(this ValidationResult<A> validationResult, B invalidValue) =>
+        validationResult switch
+        {
+            Valid<A> => new Valid<B>(invalidValue),
+            Invalid<A> invalid => new Invalid<B>(invalid.Errors.Select(x => x.ToError(invalidValue))),
+            _ => throw new ArgumentOutOfRangeException(nameof(validationResult), "Unhandled validation result type")
+        };
 }

src/Core/Auth/Models/Api/Request/DeviceKeysUpdateRequestModel.cs

@@ -1,4 +1,5 @@
 using System.ComponentModel.DataAnnotations;
+using Bit.Core.Entities;
 using Bit.Core.Utilities;
 
 namespace Bit.Core.Auth.Models.Api.Request;
@@ -7,6 +8,13 @@ public class OtherDeviceKeysUpdateRequestModel : DeviceKeysUpdateRequestModel
 {
     [Required]
     public Guid DeviceId { get; set; }
+
+    public Device ToDevice(Device existingDevice)
+    {
+        existingDevice.EncryptedPublicKey = EncryptedPublicKey;
+        existingDevice.EncryptedUserKey = EncryptedUserKey;
+        return existingDevice;
+    }
 }
 
 public class DeviceKeysUpdateRequestModel

src/Core/Auth/Models/Api/Response/DeviceAuthRequestResponseModel.cs

@@ -1,5 +1,4 @@
 using Bit.Core.Auth.Models.Data;
-using Bit.Core.Auth.Utilities;
 using Bit.Core.Enums;
 using Bit.Core.Models.Api;
 
@@ -19,7 +18,7 @@ public class DeviceAuthRequestResponseModel : ResponseModel
             Type = deviceAuthDetails.Type,
             Identifier = deviceAuthDetails.Identifier,
             CreationDate = deviceAuthDetails.CreationDate,
-            IsTrusted = deviceAuthDetails.IsTrusted()
+            IsTrusted = deviceAuthDetails.IsTrusted,
         };
 
         if (deviceAuthDetails.AuthRequestId != null && deviceAuthDetails.AuthRequestCreatedAt != null)

src/Core/Auth/Services/Implementations/AuthRequestService.cs

@@ -289,6 +289,12 @@ public class AuthRequestService : IAuthRequestService
     {
         var adminEmails = await GetAdminAndAccountRecoveryEmailsAsync(organizationUser.OrganizationId);
 
+        if (adminEmails.Count == 0)
+        {
+            _logger.LogWarning("There are no admin emails to send to.");
+            return;
+        }
+
         await _mailService.SendDeviceApprovalRequestedNotificationEmailAsync(
             adminEmails,
             organizationUser.OrganizationId,

src/Core/Billing/Extensions/BillingExtensions.cs

@@ -1,6 +1,7 @@
 using Bit.Core.AdminConsole.Entities;
 using Bit.Core.AdminConsole.Entities.Provider;
 using Bit.Core.AdminConsole.Enums.Provider;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.Provider;
 using Bit.Core.Billing.Enums;
 using Bit.Core.Entities;
 using Bit.Core.Enums;
@@ -28,6 +29,13 @@ public static class BillingExtensions
             Status: ProviderStatusType.Billable
         };
 
+    public static bool IsBillable(this InviteOrganizationProvider inviteOrganizationProvider) =>
+        inviteOrganizationProvider is
+        {
+            Type: ProviderType.Msp or ProviderType.MultiOrganizationEnterprise,
+            Status: ProviderStatusType.Billable
+        };
+
     public static bool SupportsConsolidatedBilling(this ProviderType providerType)
         => providerType is ProviderType.Msp or ProviderType.MultiOrganizationEnterprise;
 

src/Core/Billing/Licenses/LicenseConstants.cs

@@ -36,6 +36,7 @@ public static class OrganizationLicenseConstants
     public const string SmServiceAccounts = nameof(SmServiceAccounts);
     public const string LimitCollectionCreationDeletion = nameof(LimitCollectionCreationDeletion);
     public const string AllowAdminAccessToAllCollectionItems = nameof(AllowAdminAccessToAllCollectionItems);
+    public const string UseRiskInsights = nameof(UseRiskInsights);
     public const string Expires = nameof(Expires);
     public const string Refresh = nameof(Refresh);
     public const string ExpirationWithoutGracePeriod = nameof(ExpirationWithoutGracePeriod);

src/Core/Billing/Licenses/Services/Implementations/OrganizationLicenseClaimsFactory.cs

@@ -47,6 +47,7 @@ public class OrganizationLicenseClaimsFactory : ILicenseClaimsFactory<Organizati
             new(nameof(OrganizationLicenseConstants.LimitCollectionCreationDeletion),
                 (entity.LimitCollectionCreation || entity.LimitCollectionDeletion).ToString()),
             new(nameof(OrganizationLicenseConstants.AllowAdminAccessToAllCollectionItems), entity.AllowAdminAccessToAllCollectionItems.ToString()),
+            new(nameof(OrganizationLicenseConstants.UseRiskInsights), entity.UseRiskInsights.ToString()),
             new(nameof(OrganizationLicenseConstants.Issued), DateTime.UtcNow.ToString(CultureInfo.InvariantCulture)),
             new(nameof(OrganizationLicenseConstants.Expires), expires.ToString(CultureInfo.InvariantCulture)),
             new(nameof(OrganizationLicenseConstants.Refresh), refresh.ToString(CultureInfo.InvariantCulture)),

src/Core/Billing/Migration/Services/Implementations/ProviderMigrator.cs

@@ -309,8 +309,7 @@ public class ProviderMigrator(
                 .SeatMinimum ?? 0;
 
             var updateSeatMinimumsCommand = new UpdateProviderSeatMinimumsCommand(
-                provider.Id,
+                provider,
-                provider.GatewaySubscriptionId,
                 [
                     (Plan: PlanType.EnterpriseMonthly, SeatsMinimum: enterpriseSeatMinimum),
                     (Plan: PlanType.TeamsMonthly, SeatsMinimum: teamsSeatMinimum)

src/Core/Billing/Models/StaticStore/Plan.cs

@@ -75,6 +75,7 @@ public abstract record Plan
         // Seats
         public string StripePlanId { get; init; }
         public string StripeSeatPlanId { get; init; }
+        [Obsolete("No longer used to retrieve a provider's price ID. Use ProviderPriceAdapter instead.")]
         public string StripeProviderPortalSeatPlanId { get; init; }
         public decimal BasePrice { get; init; }
         public decimal SeatPrice { get; init; }

src/Core/Billing/Services/Contracts/ChangeProviderPlansCommand.cs

@@ -1,8 +1,9 @@
-using Bit.Core.Billing.Enums;
+using Bit.Core.AdminConsole.Entities.Provider;
+using Bit.Core.Billing.Enums;
 
 namespace Bit.Core.Billing.Services.Contracts;
 
 public record ChangeProviderPlanCommand(
+    Provider Provider,
     Guid ProviderPlanId,
-    PlanType NewPlan,
+    PlanType NewPlan);
-    string GatewaySubscriptionId);

src/Core/Billing/Services/Contracts/UpdateProviderSeatMinimumsCommand.cs

@@ -1,10 +1,10 @@
-using Bit.Core.Billing.Enums;
+using Bit.Core.AdminConsole.Entities.Provider;
+using Bit.Core.Billing.Enums;
 
 namespace Bit.Core.Billing.Services.Contracts;
 
-/// <param name="Id">The ID of the provider to update the seat minimums for.</param>
+/// <param name="Provider">The provider to update the seat minimums for.</param>
 /// <param name="Configuration">The new seat minimums for the provider.</param>
 public record UpdateProviderSeatMinimumsCommand(
-    Guid Id,
+    Provider Provider,
-    string GatewaySubscriptionId,
     IReadOnlyCollection<(PlanType Plan, int SeatsMinimum)> Configuration);

src/Core/Billing/Services/Implementations/OrganizationBillingService.cs

@@ -42,7 +42,7 @@ public class OrganizationBillingService(
 
         var customer = string.IsNullOrEmpty(organization.GatewayCustomerId) && customerSetup != null
             ? await CreateCustomerAsync(organization, customerSetup)
-            : await subscriberService.GetCustomerOrThrow(organization, new CustomerGetOptions { Expand = ["tax"] });
+            : await subscriberService.GetCustomerOrThrow(organization, new CustomerGetOptions { Expand = ["tax", "tax_ids"] });
 
         var subscription = await CreateSubscriptionAsync(organization.Id, customer, subscriptionSetup);
 

src/Core/Constants.cs

@@ -104,11 +104,11 @@ public static class FeatureFlagKeys
     /* Admin Console Team */
     public const string AccountDeprovisioning = "pm-10308-account-deprovisioning";
     public const string VerifiedSsoDomainEndpoint = "pm-12337-refactor-sso-details-endpoint";
-    public const string DeviceApprovalRequestAdminNotifications = "pm-15637-device-approval-request-admin-notifications";
     public const string LimitItemDeletion = "pm-15493-restrict-item-deletion-to-can-manage-permission";
     public const string PushSyncOrgKeysOnRevokeRestore = "pm-17168-push-sync-org-keys-on-revoke-restore";
     public const string PolicyRequirements = "pm-14439-policy-requirements";
     public const string SsoExternalIdVisibility = "pm-18630-sso-external-id-visibility";
+    public const string ScimInviteUserOptimization = "pm-16811-optimize-invite-user-flow-to-fail-fast";
 
     /* Auth Team */
     public const string PM9112DeviceApprovalPersistence = "pm-9112-device-approval-persistence";
@@ -197,6 +197,7 @@ public static class FeatureFlagKeys
     public const string RestrictProviderAccess = "restrict-provider-access";
     public const string SecurityTasks = "security-tasks";
     public const string CipherKeyEncryption = "cipher-key-encryption";
+    public const string DesktopCipherForms = "pm-18520-desktop-cipher-forms";
 
     public static List<string> GetAllKeys()
     {

src/Core/KeyManagement/Models/Data/RotateUserAccountKeysData.cs

@@ -20,6 +20,7 @@ public class RotateUserAccountKeysData
     public IEnumerable<EmergencyAccess> EmergencyAccesses { get; set; }
     public IReadOnlyList<OrganizationUser> OrganizationUsers { get; set; }
     public IEnumerable<WebAuthnLoginRotateKeyData> WebAuthnKeys { get; set; }
+    public IEnumerable<Device> DeviceKeys { get; set; }
 
     // User vault data encrypted by the userkey
     public IEnumerable<Cipher> Ciphers { get; set; }

src/Core/KeyManagement/UserKey/Implementations/RotateUserAccountkeysCommand.cs

@@ -20,6 +20,7 @@ public class RotateUserAccountKeysCommand : IRotateUserAccountKeysCommand
     private readonly ISendRepository _sendRepository;
     private readonly IEmergencyAccessRepository _emergencyAccessRepository;
     private readonly IOrganizationUserRepository _organizationUserRepository;
+    private readonly IDeviceRepository _deviceRepository;
     private readonly IPushNotificationService _pushService;
     private readonly IdentityErrorDescriber _identityErrorDescriber;
     private readonly IWebAuthnCredentialRepository _credentialRepository;
@@ -42,6 +43,7 @@ public class RotateUserAccountKeysCommand : IRotateUserAccountKeysCommand
     public RotateUserAccountKeysCommand(IUserService userService, IUserRepository userRepository,
         ICipherRepository cipherRepository, IFolderRepository folderRepository, ISendRepository sendRepository,
         IEmergencyAccessRepository emergencyAccessRepository, IOrganizationUserRepository organizationUserRepository,
+        IDeviceRepository deviceRepository,
         IPasswordHasher<User> passwordHasher,
         IPushNotificationService pushService, IdentityErrorDescriber errors, IWebAuthnCredentialRepository credentialRepository)
     {
@@ -52,6 +54,7 @@ public class RotateUserAccountKeysCommand : IRotateUserAccountKeysCommand
         _sendRepository = sendRepository;
         _emergencyAccessRepository = emergencyAccessRepository;
         _organizationUserRepository = organizationUserRepository;
+        _deviceRepository = deviceRepository;
         _pushService = pushService;
         _identityErrorDescriber = errors;
         _credentialRepository = credentialRepository;
@@ -127,6 +130,11 @@ public class RotateUserAccountKeysCommand : IRotateUserAccountKeysCommand
             saveEncryptedDataActions.Add(_credentialRepository.UpdateKeysForRotationAsync(user.Id, model.WebAuthnKeys));
         }
 
+        if (model.DeviceKeys.Any())
+        {
+            saveEncryptedDataActions.Add(_deviceRepository.UpdateKeysForRotationAsync(user.Id, model.DeviceKeys));
+        }
+
         await _userRepository.UpdateUserKeyAndEncryptedDataV2Async(user, saveEncryptedDataActions);
         await _pushService.PushLogOutAsync(user.Id);
         return IdentityResult.Success;

src/Core/MailTemplates/Handlebars/Layouts/SecurityTasks.html.hbs

@@ -6,11 +6,8 @@
       <table border="0" cellpadding="0" cellspacing="0" width="100%"
         style="padding-left:30px; padding-right: 5px; padding-top: 20px;">
         <tr>
-          <td
+          <td style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; box-sizing: border-box; font-size: 24px; color: #ffffff; line-height: 32px; font-weight: 500; -webkit-font-smoothing: antialiased; -webkit-text-size-adjust: none;">
-            style="font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; box-sizing: border-box; font-size: 24px; color: #ffffff; line-height: 32px; font-weight: 500; -webkit-font-smoothing: antialiased; -webkit-text-size-adjust: none;">
+            {{OrgName}} has identified {{TaskCount}} critical {{plurality TaskCount "login" "logins"}} that {{plurality TaskCount "requires" "require"}} a password change
-            {{OrgName}} has identified {{TaskCount}} critical login{{#if TaskCountPlural}}s{{/if}} that require{{#unless
-            TaskCountPlural}}s{{/unless}} a
-            password change
           </td>
         </tr>
       </table>

src/Core/MailTemplates/Handlebars/Layouts/SecurityTasks.text.hbs

@@ -1,7 +1,5 @@
 {{#>FullTextLayout}}
-{{OrgName}} has identified {{TaskCount}} critical login{{#if TaskCountPlural}}s{{/if}} that require{{#unless
+{{OrgName}} has identified {{TaskCount}} critical {{plurality TaskCount "login" "logins"}} that {{plurality TaskCount "requires" "require"}} a password change
-TaskCountPlural}}s{{/unless}} a
-password change
 
 {{>@partial-block}}
 

src/Core/Models/Business/ProviderSubscriptionUpdate.cs

@@ -1,62 +0,0 @@
-using Bit.Core.Billing;
-using Bit.Core.Billing.Enums;
-using Bit.Core.Billing.Extensions;
-using Stripe;
-using Plan = Bit.Core.Models.StaticStore.Plan;
-
-namespace Bit.Core.Models.Business;
-
-public class ProviderSubscriptionUpdate : SubscriptionUpdate
-{
-    private readonly string _planId;
-    private readonly int _previouslyPurchasedSeats;
-    private readonly int _newlyPurchasedSeats;
-
-    protected override List<string> PlanIds => [_planId];
-
-    public ProviderSubscriptionUpdate(
-        Plan plan,
-        int previouslyPurchasedSeats,
-        int newlyPurchasedSeats)
-    {
-        if (!plan.Type.SupportsConsolidatedBilling())
-        {
-            throw new BillingException(
-                message: $"Cannot create a {nameof(ProviderSubscriptionUpdate)} for {nameof(PlanType)} that doesn't support consolidated billing");
-        }
-
-        _planId = plan.PasswordManager.StripeProviderPortalSeatPlanId;
-        _previouslyPurchasedSeats = previouslyPurchasedSeats;
-        _newlyPurchasedSeats = newlyPurchasedSeats;
-    }
-
-    public override List<SubscriptionItemOptions> RevertItemsOptions(Subscription subscription)
-    {
-        var subscriptionItem = FindSubscriptionItem(subscription, _planId);
-
-        return
-        [
-            new SubscriptionItemOptions
-            {
-                Id = subscriptionItem.Id,
-                Price = _planId,
-                Quantity = _previouslyPurchasedSeats
-            }
-        ];
-    }
-
-    public override List<SubscriptionItemOptions> UpgradeItemsOptions(Subscription subscription)
-    {
-        var subscriptionItem = FindSubscriptionItem(subscription, _planId);
-
-        return
-        [
-            new SubscriptionItemOptions
-            {
-                Id = subscriptionItem.Id,
-                Price = _planId,
-                Quantity = _newlyPurchasedSeats
-            }
-        ];
-    }
-}

src/Core/Models/Commands/CommandResult.cs

@@ -1,6 +1,7 @@
 #nullable enable
 
 using Bit.Core.AdminConsole.Errors;
+using Bit.Core.AdminConsole.Shared.Validation;
 
 namespace Bit.Core.Models.Commands;
 
@@ -40,10 +41,23 @@ public class Success<T>(T value) : CommandResult<T>
 public class Failure<T>(IEnumerable<string> errorMessages) : CommandResult<T>
 {
     public List<string> ErrorMessages { get; } = errorMessages.ToList();
+    public Error<T>[] Errors { get; set; } = [];
 
     public string ErrorMessage => string.Join(" ", ErrorMessages);
 
-    public Failure(string error) : this([error]) { }
+    public Failure(string error) : this([error])
+    {
+    }
+
+    public Failure(IEnumerable<Error<T>> errors) : this(errors.Select(e => e.Message))
+    {
+        Errors = errors.ToArray();
+    }
+
+    public Failure(Error<T> error) : this([error.Message])
+    {
+        Errors = [error];
+    }
 }
 
 public class Partial<T> : CommandResult<T>
@@ -57,3 +71,18 @@ public class Partial<T> : CommandResult<T>
         Failures = failedItems.ToArray();
     }
 }
+
+public static class CommandResultExtensions
+{
+    /// <summary>
+    /// This is to help map between the InvalidT ValidationResult and the FailureT CommandResult types.
+    ///
+    /// </summary>
+    /// <param name="invalidResult">This is the invalid type from validating the object.</param>
+    /// <param name="mappingFunction">This function will map between the two types for the inner ErrorT</param>
+    /// <typeparam name="A">Invalid object's type</typeparam>
+    /// <typeparam name="B">Failure object's type</typeparam>
+    /// <returns></returns>
+    public static CommandResult<B> MapToFailure<A, B>(this Invalid<A> invalidResult, Func<A, B> mappingFunction) =>
+        new Failure<B>(invalidResult.Errors.Select(errorA => errorA.ToError(mappingFunction(errorA.ErroredValue))));
+}

src/Core/Models/Mail/SecurityTaskNotificationViewModel.cs

@@ -6,8 +6,6 @@ public class SecurityTaskNotificationViewModel : BaseMailModel
 
     public int TaskCount { get; set; }
 
-    public bool TaskCountPlural => TaskCount != 1;
-
     public List<string> AdminOwnerEmails { get; set; }
 
     public string ReviewPasswordsUrl => $"{WebVaultUrl}/browser-extension-prompt";

src/Core/Models/PushNotification.cs

@@ -56,6 +56,7 @@ public class NotificationPushNotification
     public Guid? UserId { get; set; }
     public Guid? OrganizationId { get; set; }
     public Guid? InstallationId { get; set; }
+    public Guid? TaskId { get; set; }
     public string? Title { get; set; }
     public string? Body { get; set; }
     public DateTime CreationDate { get; set; }

src/Core/NotificationCenter/Models/Data/NotificationStatusDetails.cs

@@ -19,6 +19,7 @@ public class NotificationStatusDetails
     public string? Body { get; set; }
     public DateTime CreationDate { get; set; }
     public DateTime RevisionDate { get; set; }
+    public Guid? TaskId { get; set; }
     // Notification Status fields
     public DateTime? ReadDate { get; set; }
     public DateTime? DeletedDate { get; set; }

src/Core/NotificationHub/NotificationHubPushNotificationService.cs

@@ -212,6 +212,7 @@ public class NotificationHubPushNotificationService : IPushNotificationService
             UserId = notification.UserId,
             OrganizationId = notification.OrganizationId,
             InstallationId = installationId,
+            TaskId = notification.TaskId,
             Title = notification.Title,
             Body = notification.Body,
             CreationDate = notification.CreationDate,
@@ -263,6 +264,7 @@ public class NotificationHubPushNotificationService : IPushNotificationService
             UserId = notification.UserId,
             OrganizationId = notification.OrganizationId,
             InstallationId = installationId,
+            TaskId = notification.TaskId,
             Title = notification.Title,
             Body = notification.Body,
             CreationDate = notification.CreationDate,

src/Core/OrganizationFeatures/OrganizationServiceCollectionExtensions.cs

@@ -13,6 +13,11 @@ using Bit.Core.AdminConsole.OrganizationFeatures.Organizations.Interfaces;
 using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers;
 using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.Authorization;
 using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.Interfaces;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.GlobalSettings;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.Organization;
+using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.InviteUsers.Validation.PasswordManager;
 using Bit.Core.AdminConsole.OrganizationFeatures.OrganizationUsers.RestoreUser.v1;
 using Bit.Core.Models.Business.Tokenables;
 using Bit.Core.OrganizationFeatures.OrganizationCollections;
@@ -174,6 +179,14 @@ public static class OrganizationServiceCollectionExtensions
         services.AddScoped<IAuthorizationHandler, OrganizationUserUserMiniDetailsAuthorizationHandler>();
         services.AddScoped<IAuthorizationHandler, OrganizationUserUserDetailsAuthorizationHandler>();
         services.AddScoped<IHasConfirmedOwnersExceptQuery, HasConfirmedOwnersExceptQuery>();
+
+        services.AddScoped<IInviteOrganizationUsersCommand, InviteOrganizationUsersCommand>();
+        services.AddScoped<ISendOrganizationInvitesCommand, SendOrganizationInvitesCommand>();
+
+        services.AddScoped<IInviteUsersValidator, InviteOrganizationUsersValidator>();
+        services.AddScoped<IInviteUsersOrganizationValidator, InviteUsersOrganizationValidator>();
+        services.AddScoped<IInviteUsersPasswordManagerValidator, InviteUsersPasswordManagerValidator>();
+        services.AddScoped<IInviteUsersEnvironmentValidator, InviteUsersEnvironmentValidator>();
     }
 
     // TODO: move to OrganizationSubscriptionServiceCollectionExtensions when OrganizationUser methods are moved out of