diff --git a/lib/api/response/identity_verification_document_add_response_extended.dart b/lib/api/response/identity_verification_document_add_response_extended.dart
new file mode 100644
index 0000000000..f971dcd972
--- /dev/null
+++ b/lib/api/response/identity_verification_document_add_response_extended.dart
@@ -0,0 +1,36 @@
+import 'package:deriv_dependency_injector/dependency_injector.dart';
+import 'package:flutter_deriv_api/api/exceptions/base_api_exception.dart';
+import 'package:flutter_deriv_api/api/models/base_exception_model.dart';
+import 'package:flutter_deriv_api/api/response/identity_verification_document_add_response_result.dart';
+import 'package:flutter_deriv_api/basic_api/generated/identity_verification_document_add_receive.dart';
+import 'package:flutter_deriv_api/basic_api/generated/identity_verification_document_add_send.dart';
+import 'package:flutter_deriv_api/helpers/miscellaneous_helper.dart';
+import 'package:flutter_deriv_api/services/connection/api_manager/base_api.dart';
+
+/// Extended model for [IdentityVerificationDocumentAddResponse] to add API calls.
+class IdentityVerificationDocumentAddResponseExtended
+    extends IdentityVerificationDocumentAddResponse {
+  static final BaseAPI _api = Injector()<BaseAPI>();
+
+  /// Adds an identity verification document.
+  static Future<IdentityVerificationDocumentAddResponse>
+      addIdentityVerificationDocument(
+    IdentityVerificationDocumentAddRequest request,
+  ) async {
+    final IdentityVerificationDocumentAddReceive response =
+        await _api.call(request: request);
+
+    checkException(
+      response: response,
+      exceptionCreator: ({
+        BaseExceptionModel? baseExceptionModel,
+      }) =>
+          BaseAPIException(
+        baseExceptionModel: baseExceptionModel,
+      ),
+    );
+
+    return IdentityVerificationDocumentAddResponse.fromJson(
+        response.identityVerificationDocumentAdd);
+  }
+}
diff --git a/lib/services/connection/api_manager/mock_api.dart b/lib/services/connection/api_manager/mock_api.dart
index a60a4415d6..221aad593e 100644
--- a/lib/services/connection/api_manager/mock_api.dart
+++ b/lib/services/connection/api_manager/mock_api.dart
@@ -17,6 +17,7 @@ import 'package:flutter_deriv_api/services/connection/api_manager/mock_data/pass
 import 'package:flutter_deriv_api/services/connection/api_manager/mock_data/passkeys/passkeys_register_options_response.dart';
 import 'package:flutter_deriv_api/services/connection/api_manager/mock_data/passkeys/passkeys_register_response.dart';
 import 'package:flutter_deriv_api/services/connection/api_manager/mock_data/common/crypto_config_response.dart';
+import 'package:flutter_deriv_api/services/connection/api_manager/mock_data/user/identity_verification_document_add_response.dart';
 import 'package:flutter_deriv_api/services/connection/call_manager/base_call_manager.dart';
 import 'package:flutter_deriv_api/services/connection/call_manager/exceptions/call_manager_exception.dart';
 
@@ -390,6 +391,8 @@ class MockAPI extends BaseAPI {
         return passkeysRegisterResponse;
       case 'passkeys_list':
         return passkeysListResponse;
+      case 'identity_verification_document_add':
+        return identityVerificationDocumentAddResponse;
 
       default:
         throw APIManagerException(
diff --git a/lib/services/connection/api_manager/mock_data/user/identity_verification_document_add_response.dart b/lib/services/connection/api_manager/mock_data/user/identity_verification_document_add_response.dart
new file mode 100644
index 0000000000..4a30a4d48d
--- /dev/null
+++ b/lib/services/connection/api_manager/mock_data/user/identity_verification_document_add_response.dart
@@ -0,0 +1,12 @@
+/// Identity Verification Document Add Response
+const String identityVerificationDocumentAddResponse = '''
+{
+  "echo_req": {
+    "documentType": "test",
+    "documentNumber": "123",
+    "issuingCountry": "US"
+  },
+  "identity_verification_document_add": 1,
+  "msg_type": "identity_verification_document_add"
+}
+''';
diff --git a/test/api/user/identity_verification/identity_verification_document_add_test.dart b/test/api/user/identity_verification/identity_verification_document_add_test.dart
new file mode 100644
index 0000000000..f264b1f616
--- /dev/null
+++ b/test/api/user/identity_verification/identity_verification_document_add_test.dart
@@ -0,0 +1,27 @@
+import 'package:flutter_deriv_api/api/api_initializer.dart';
+import 'package:flutter_deriv_api/api/response/identity_verification_document_add_response_extended.dart';
+import 'package:flutter_deriv_api/api/response/identity_verification_document_add_response_result.dart';
+import 'package:flutter_deriv_api/basic_api/generated/identity_verification_document_add_send.dart';
+import 'package:flutter_deriv_api/services/connection/api_manager/mock_api.dart';
+import 'package:deriv_dependency_injector/dependency_injector.dart';
+import 'package:test/test.dart';
+
+void main() {
+  setUp(() => APIInitializer().initialize(api: MockAPI()));
+
+  tearDown(() => Injector().dispose());
+
+  test('Add Identity Verification Document', () async {
+    final IdentityVerificationDocumentAddResponse? identityDocumentResponse =
+        await IdentityVerificationDocumentAddResponseExtended
+            .addIdentityVerificationDocument(
+      const IdentityVerificationDocumentAddRequest(
+        documentNumber: '123',
+        documentType: 'test',
+        issuingCountry: 'US',
+      ),
+    );
+
+    expect(identityDocumentResponse?.identityVerificationDocumentAdd, 1);
+  });
+}