diff --git a/libs/common/src/auth/abstractions/account.service.ts b/libs/common/src/auth/abstractions/account.service.ts
index 8b0280feb01..a48cc8d1405 100644
--- a/libs/common/src/auth/abstractions/account.service.ts
+++ b/libs/common/src/auth/abstractions/account.service.ts
@@ -2,14 +2,11 @@ import { Observable } from "rxjs";
 
 import { UserId } from "../../types/guid";
 
-/**
- * Holds information about an account for use in the AccountService
- * if more information is added, be sure to update the equality method.
- */
 export type AccountInfo = {
   email: string;
   emailVerified: boolean;
   name: string | undefined;
+  creationDate: string | undefined;
 };
 
 export type Account = { id: UserId } & AccountInfo;
@@ -75,6 +72,12 @@ export abstract class AccountService {
    * @param emailVerified
    */
   abstract setAccountEmailVerified(userId: UserId, emailVerified: boolean): Promise<void>;
+  /**
+   * updates the `accounts$` observable with the creation date for the account.
+   * @param userId
+   * @param creationDate
+   */
+  abstract setCreationDate(userId: UserId, creationDate: string): Promise<void>;
   /**
    * updates the `accounts$` observable with the new VerifyNewDeviceLogin property for the account.
    * @param userId
diff --git a/libs/common/src/auth/services/account.service.spec.ts b/libs/common/src/auth/services/account.service.spec.ts
index 3e3c878eaac..22d66045fc0 100644
--- a/libs/common/src/auth/services/account.service.spec.ts
+++ b/libs/common/src/auth/services/account.service.spec.ts
@@ -27,7 +27,12 @@ import {
 } from "./account.service";
 
 describe("accountInfoEqual", () => {
-  const accountInfo: AccountInfo = { name: "name", email: "email", emailVerified: true };
+  const accountInfo: AccountInfo = {
+    name: "name",
+    email: "email",
+    emailVerified: true,
+    creationDate: "2024-01-01T00:00:00.000Z",
+  };
 
   it("compares nulls", () => {
     expect(accountInfoEqual(null, null)).toBe(true);
@@ -64,6 +69,28 @@ describe("accountInfoEqual", () => {
     expect(accountInfoEqual(accountInfo, same)).toBe(true);
     expect(accountInfoEqual(accountInfo, different)).toBe(false);
   });
+
+  it("compares creationDate", () => {
+    const same = { ...accountInfo };
+    const different = { ...accountInfo, creationDate: "2024-12-31T00:00:00.000Z" };
+
+    expect(accountInfoEqual(accountInfo, same)).toBe(true);
+    expect(accountInfoEqual(accountInfo, different)).toBe(false);
+  });
+
+  it("compares undefined creationDate", () => {
+    const accountWithoutCreationDate: AccountInfo = {
+      name: "name",
+      email: "email",
+      emailVerified: true,
+      creationDate: undefined,
+    };
+    const same = { ...accountWithoutCreationDate };
+    const different = { ...accountWithoutCreationDate, creationDate: "2024-01-01T00:00:00.000Z" };
+
+    expect(accountInfoEqual(accountWithoutCreationDate, same)).toBe(true);
+    expect(accountInfoEqual(accountWithoutCreationDate, different)).toBe(false);
+  });
 });
 
 describe("accountService", () => {
@@ -76,7 +103,12 @@ describe("accountService", () => {
   let activeAccountIdState: FakeGlobalState<UserId>;
   let accountActivityState: FakeGlobalState<Record<UserId, Date>>;
   const userId = Utils.newGuid() as UserId;
-  const userInfo = { email: "email", name: "name", emailVerified: true };
+  const userInfo = {
+    email: "email",
+    name: "name",
+    emailVerified: true,
+    creationDate: "2024-01-01T00:00:00.000Z",
+  };
 
   beforeEach(() => {
     messagingService = mock();
@@ -253,6 +285,56 @@ describe("accountService", () => {
     });
   });
 
+  describe("setCreationDate", () => {
+    const initialState = { [userId]: userInfo };
+    beforeEach(() => {
+      accountsState.stateSubject.next(initialState);
+    });
+
+    it("should update the account with a new creation date", async () => {
+      const newCreationDate = "2024-12-31T00:00:00.000Z";
+      await sut.setCreationDate(userId, newCreationDate);
+      const currentState = await firstValueFrom(accountsState.state$);
+
+      expect(currentState).toEqual({
+        [userId]: { ...userInfo, creationDate: newCreationDate },
+      });
+    });
+
+    it("should not update if the creation date is the same", async () => {
+      await sut.setCreationDate(userId, userInfo.creationDate);
+      const currentState = await firstValueFrom(accountsState.state$);
+
+      expect(currentState).toEqual(initialState);
+    });
+
+    it("should update from undefined to a defined creation date", async () => {
+      const accountWithoutCreationDate: AccountInfo = {
+        ...userInfo,
+        creationDate: undefined,
+      };
+      accountsState.stateSubject.next({ [userId]: accountWithoutCreationDate });
+
+      const newCreationDate = "2024-06-15T12:30:00.000Z";
+      await sut.setCreationDate(userId, newCreationDate);
+      const currentState = await firstValueFrom(accountsState.state$);
+
+      expect(currentState).toEqual({
+        [userId]: { ...accountWithoutCreationDate, creationDate: newCreationDate },
+      });
+    });
+
+    it("should update to a different creation date string format", async () => {
+      const newCreationDate = "2023-03-15T08:45:30.123Z";
+      await sut.setCreationDate(userId, newCreationDate);
+      const currentState = await firstValueFrom(accountsState.state$);
+
+      expect(currentState).toEqual({
+        [userId]: { ...userInfo, creationDate: newCreationDate },
+      });
+    });
+  });
+
   describe("setAccountVerifyNewDeviceLogin", () => {
     const initialState = true;
     beforeEach(() => {
@@ -294,6 +376,7 @@ describe("accountService", () => {
           email: "",
           emailVerified: false,
           name: undefined,
+          creationDate: undefined,
         },
       });
     });
diff --git a/libs/common/src/auth/services/account.service.ts b/libs/common/src/auth/services/account.service.ts
index fb4b590ce77..071c174e1f2 100644
--- a/libs/common/src/auth/services/account.service.ts
+++ b/libs/common/src/auth/services/account.service.ts
@@ -62,6 +62,7 @@ const LOGGED_OUT_INFO: AccountInfo = {
   email: "",
   emailVerified: false,
   name: undefined,
+  creationDate: undefined,
 };
 
 /**
@@ -167,6 +168,10 @@ export class AccountServiceImplementation implements InternalAccountService {
     await this.setAccountInfo(userId, { emailVerified });
   }
 
+  async setCreationDate(userId: UserId, creationDate: string): Promise<void> {
+    await this.setAccountInfo(userId, { creationDate });
+  }
+
   async clean(userId: UserId) {
     await this.setAccountInfo(userId, LOGGED_OUT_INFO);
     await this.removeAccountActivity(userId);
diff --git a/libs/common/src/platform/sync/default-sync.service.ts b/libs/common/src/platform/sync/default-sync.service.ts
index 910702bddd0..04f2950c8ae 100644
--- a/libs/common/src/platform/sync/default-sync.service.ts
+++ b/libs/common/src/platform/sync/default-sync.service.ts
@@ -272,6 +272,7 @@ export class DefaultSyncService extends CoreSyncService {
     await this.tokenService.setSecurityStamp(response.securityStamp, response.id);
     await this.accountService.setAccountEmailVerified(response.id, response.emailVerified);
     await this.accountService.setAccountVerifyNewDeviceLogin(response.id, response.verifyDevices);
+    await this.accountService.setCreationDate(response.id, response.creationDate);
 
     await this.billingAccountProfileStateService.setHasPremium(
       response.premiumPersonally,
diff --git a/libs/state/src/core/user-state.provider.ts b/libs/state/src/core/user-state.provider.ts
index 82a2f873613..caadb008c56 100644
--- a/libs/state/src/core/user-state.provider.ts
+++ b/libs/state/src/core/user-state.provider.ts
@@ -16,8 +16,9 @@ export abstract class SingleUserStateProvider {
   abstract get<T>(userId: UserId, userKeyDefinition: UserKeyDefinition<T>): SingleUserState<T>;
 }
 
-/** A provider for getting an implementation of state scoped to a given key, but always pointing
- * to the currently active user
+/**
+ * @deprecated ActiveUserStateProvider is deprecated. Use SingleUserStateProvider instead.
+ * See [state README](../../README.md#should-i-use-activeuserstate) for details.
  */
 export abstract class ActiveUserStateProvider {
   /**