diff --git a/tempest/tests/test_hacking.py b/tempest/tests/test_hacking.py
index ab81836..70bfdb7 100644
--- a/tempest/tests/test_hacking.py
+++ b/tempest/tests/test_hacking.py
@@ -93,3 +93,11 @@
             './tempest/scenario/compute/fake_test.py'))
         self.assertFalse(checks.service_tags_not_in_module_path(
             "@test.services('compute')", './tempest/api/image/fake_test.py'))
+
+    def test_no_official_client_manager_in_api_tests(self):
+        self.assertTrue(checks.no_official_client_manager_in_api_tests(
+            "cls.official_client = clients.OfficialClientManager(credentials)",
+            "tempest/api/compute/base.py"))
+        self.assertFalse(checks.no_official_client_manager_in_api_tests(
+            "cls.official_client = clients.OfficialClientManager(credentials)",
+            "tempest/scenario/fake_test.py"))