diff --git a/apps/server/src/modules/user/legacy/controller/dto/user.response.ts b/apps/server/src/modules/user/legacy/controller/dto/user.response.ts
index 5521b20f3f9..95e5bea2401 100644
--- a/apps/server/src/modules/user/legacy/controller/dto/user.response.ts
+++ b/apps/server/src/modules/user/legacy/controller/dto/user.response.ts
@@ -1,6 +1,6 @@
 import { ApiProperty } from '@nestjs/swagger';
-import { ConsentsResponse } from './consents.response';
 import { ClassResponse } from './class.response';
+import { ConsentsResponse } from './consents.response';
 
 export class UserResponse {
 	constructor({
@@ -17,6 +17,7 @@ export class UserResponse {
 		importHash,
 		lastLoginSystemChange,
 		outdatedSince,
+		isEditable,
 	}: UserResponse) {
 		this._id = _id.toString();
 		this.firstName = firstName;
@@ -31,6 +32,7 @@ export class UserResponse {
 		this.importHash = importHash;
 		this.lastLoginSystemChange = lastLoginSystemChange;
 		this.outdatedSince = outdatedSince;
+		this.isEditable = isEditable;
 	}
 
 	@ApiProperty()
@@ -71,4 +73,7 @@ export class UserResponse {
 
 	@ApiProperty()
 	outdatedSince?: Date;
+
+	@ApiProperty()
+	isEditable?: boolean;
 }
diff --git a/apps/server/src/modules/user/legacy/repo/helper/aggregation-helper.ts b/apps/server/src/modules/user/legacy/repo/helper/aggregation-helper.ts
index 229cd34e8d0..9aa07181143 100644
--- a/apps/server/src/modules/user/legacy/repo/helper/aggregation-helper.ts
+++ b/apps/server/src/modules/user/legacy/repo/helper/aggregation-helper.ts
@@ -374,11 +374,47 @@ export const createMultiDocumentAggregation = ({
 	const selectSortDiff = Object.getOwnPropertyNames(sort || {}).filter((s) => !select.includes(s));
 	const aggregation = [];
 
+	aggregation.push(
+		// @ts-ignore
+		{
+			$lookup: {
+				from: 'accounts',
+				let: { user_id: '$_id' },
+				pipeline: [{ $match: { $expr: { $eq: ['$userId', '$$user_id'] } } }, { $project: { systemId: 1, _id: 0 } }],
+				as: 'account',
+			},
+		},
+		{
+			$unwind: {
+				path: '$account',
+				preserveNullAndEmptyArrays: true,
+			},
+		},
+		{
+			$addFields: {
+				systemId: '$account.systemId',
+			},
+		},
+		{
+			$project: {
+				account: 0,
+			},
+		}
+	);
+
+	// @ts-ignore
+	aggregation.push({
+		$unwind: {
+			path: '$account',
+			preserveNullAndEmptyArrays: true,
+		},
+	});
+
 	if (searchQuery) {
 		// to sort by this value, add 'searchQuery' to sort value
 		// @ts-ignore
 		match.$text = {
-			$search: searchQuery
+			$search: searchQuery,
 		};
 	}
 
diff --git a/apps/server/src/modules/user/legacy/repo/users-admin.repo.ts b/apps/server/src/modules/user/legacy/repo/users-admin.repo.ts
index 3ea72b8b399..7cd25548f24 100644
--- a/apps/server/src/modules/user/legacy/repo/users-admin.repo.ts
+++ b/apps/server/src/modules/user/legacy/repo/users-admin.repo.ts
@@ -3,9 +3,9 @@ import { User } from '@shared/domain/entity';
 import { EntityId } from '@shared/domain/types';
 import { BaseRepo } from '@shared/repo/base.repo';
 import { ObjectId } from 'bson';
-import { createMultiDocumentAggregation, SearchQueryHelper } from './helper';
 import { UsersSearchQueryParams } from '../controller/dto';
 import { UserSearchQuery } from '../interfaces';
+import { createMultiDocumentAggregation, SearchQueryHelper } from './helper';
 
 @Injectable()
 export class UsersAdminRepo extends BaseRepo<User> {
@@ -71,6 +71,7 @@ export class UsersAdminRepo extends BaseRepo<User> {
 				'preferences.registrationMailSend',
 				'lastLoginSystemChange',
 				'outdatedSince',
+				'systemId',
 			],
 			skip: params?.$skip ?? params?.skip,
 			limit: params?.$limit ?? params?.limit,
diff --git a/apps/server/src/modules/user/legacy/service/users-admin.service.ts b/apps/server/src/modules/user/legacy/service/users-admin.service.ts
index ca8eecc1989..2c2ad0bc19d 100644
--- a/apps/server/src/modules/user/legacy/service/users-admin.service.ts
+++ b/apps/server/src/modules/user/legacy/service/users-admin.service.ts
@@ -1,10 +1,10 @@
 import { Injectable } from '@nestjs/common';
+import { EntityNotFoundError } from '@shared/common';
+import { User } from '@shared/domain/entity';
 import { EntityId } from '@shared/domain/types';
 import { Logger } from '@src/core/logger';
-import { User } from '@shared/domain/entity';
-import { EntityNotFoundError } from '@shared/common';
-import { UsersAdminRepo } from '../repo';
 import { UserListResponse, UserResponse, UsersSearchQueryParams } from '../controller/dto';
+import { UsersAdminRepo } from '../repo';
 
 @Injectable()
 export class UsersAdminService {
@@ -18,13 +18,17 @@ export class UsersAdminService {
 		schoolYearId: EntityId | undefined,
 		params: UsersSearchQueryParams
 	): Promise<UserListResponse> {
-		const usersResponse = (await this.usersAdminRepo.getUsersWithNestedData(
-			roleId,
-			schoolId,
-			schoolYearId,
-			params
-		)) as UserListResponse[];
-		return new UserListResponse(usersResponse[0]);
+		const response = await this.usersAdminRepo.getUsersWithNestedData(roleId, schoolId, schoolYearId, params);
+
+		// eslint-disable-next-line @typescript-eslint/no-unsafe-member-access, @typescript-eslint/no-unsafe-call, @typescript-eslint/no-unsafe-assignment
+		response[0].data = response[0].data.map((user) => {
+			// eslint-disable-next-line @typescript-eslint/no-unsafe-return, @typescript-eslint/no-unsafe-assignment, @typescript-eslint/no-unsafe-member-access
+			return { ...user, isEditable: !!user.systemId };
+		});
+
+		const userResponse = response[0] as UserListResponse;
+
+		return new UserListResponse(userResponse);
 	}
 
 	async getUserWithNestedData(