diff --git a/tempest/api/compute/admin/test_quotas.py b/tempest/api/compute/admin/test_quotas.py
index 5894e80..c2bdf7e 100644
--- a/tempest/api/compute/admin/test_quotas.py
+++ b/tempest/api/compute/admin/test_quotas.py
@@ -17,6 +17,7 @@
 from testtools import matchers
 
 from tempest.api.compute import base
+from tempest.common import identity
 from tempest.common import tempest_fixtures as fixtures
 from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
@@ -93,10 +94,11 @@
         # Verify that GET shows the updated quota set of project
         project_name = data_utils.rand_name('cpu_quota_project')
         project_desc = project_name + '-desc'
-        project = self.identity_utils.create_project(name=project_name,
-                                                     description=project_desc)
+        project = identity.identity_utils(self.os_admin).create_project(
+            name=project_name, description=project_desc)
         project_id = project['id']
-        self.addCleanup(self.identity_utils.delete_project, project_id)
+        self.addCleanup(identity.identity_utils(self.os_admin).delete_project,
+                        project_id)
 
         self.adm_client.update_quota_set(project_id, ram='5120')
         quota_set = self.adm_client.show_quota_set(project_id)['quota_set']
@@ -106,12 +108,12 @@
         user_name = data_utils.rand_name('cpu_quota_user')
         password = data_utils.rand_password()
         email = user_name + '@testmail.tm'
-        user = self.identity_utils.create_user(username=user_name,
-                                               password=password,
-                                               project=project,
-                                               email=email)
+        user = identity.identity_utils(self.os_admin).create_user(
+            username=user_name, password=password, project=project,
+            email=email)
         user_id = user['id']
-        self.addCleanup(self.identity_utils.delete_user, user_id)
+        self.addCleanup(identity.identity_utils(self.os_admin).delete_user,
+                        user_id)
 
         self.adm_client.update_quota_set(project_id,
                                          user_id=user_id,
@@ -125,10 +127,11 @@
         # Admin can delete the resource quota set for a project
         project_name = data_utils.rand_name('ram_quota_project')
         project_desc = project_name + '-desc'
-        project = self.identity_utils.create_project(name=project_name,
-                                                     description=project_desc)
+        project = identity.identity_utils(self.os_admin).create_project(
+            name=project_name, description=project_desc)
         project_id = project['id']
-        self.addCleanup(self.identity_utils.delete_project, project_id)
+        self.addCleanup(identity.identity_utils(self.os_admin).delete_project,
+                        project_id)
         quota_set_default = (self.adm_client.show_quota_set(project_id)
                              ['quota_set'])
         ram_default = quota_set_default['ram']
diff --git a/tempest/api/network/admin/test_quotas.py b/tempest/api/network/admin/test_quotas.py
index f69d7c5..cf4236d 100644
--- a/tempest/api/network/admin/test_quotas.py
+++ b/tempest/api/network/admin/test_quotas.py
@@ -14,6 +14,7 @@
 #    under the License.
 
 from tempest.api.network import base
+from tempest.common import identity
 from tempest.common import utils
 from tempest.lib.common.utils import data_utils
 from tempest.lib.common.utils import test_utils
@@ -46,10 +47,11 @@
         # Add a project to conduct the test
         project = data_utils.rand_name('test_project_')
         description = data_utils.rand_name('desc_')
-        project = self.identity_utils.create_project(name=project,
-                                                     description=description)
+        project = identity.identity_utils(self.os_admin).create_project(
+            name=project, description=description)
         project_id = project['id']
-        self.addCleanup(self.identity_utils.delete_project, project_id)
+        self.addCleanup(identity.identity_utils(self.os_admin).delete_project,
+                        project_id)
 
         # Change quotas for project
         quota_set = self.admin_quotas_client.update_quotas(
diff --git a/tempest/api/network/admin/test_routers.py b/tempest/api/network/admin/test_routers.py
index c97efe9..2b32db7 100644
--- a/tempest/api/network/admin/test_routers.py
+++ b/tempest/api/network/admin/test_routers.py
@@ -16,6 +16,7 @@
 import testtools
 
 from tempest.api.network import base
+from tempest.common import identity
 from tempest.common import utils
 from tempest import config
 from tempest.lib.common.utils import data_utils
@@ -66,10 +67,11 @@
         # Test creating router from admin user setting project_id.
         project = data_utils.rand_name('test_tenant_')
         description = data_utils.rand_name('desc_')
-        project = self.identity_utils.create_project(name=project,
-                                                     description=description)
+        project = identity.identity_utils(self.os_admin).create_project(
+            name=project, description=description)
         project_id = project['id']
-        self.addCleanup(self.identity_utils.delete_project, project_id)
+        self.addCleanup(identity.identity_utils(self.os_admin).delete_project,
+                        project_id)
 
         name = data_utils.rand_name('router-')
         create_body = self.admin_routers_client.create_router(
diff --git a/tempest/api/volume/admin/test_volume_quota_classes.py b/tempest/api/volume/admin/test_volume_quota_classes.py
index f551575..75dca41 100644
--- a/tempest/api/volume/admin/test_volume_quota_classes.py
+++ b/tempest/api/volume/admin/test_volume_quota_classes.py
@@ -19,6 +19,7 @@
 from testtools import matchers
 
 from tempest.api.volume import base
+from tempest.common import identity
 from tempest.common import tempest_fixtures as fixtures
 from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
@@ -92,9 +93,10 @@
         # Verify a new project's default quotas.
         project_name = data_utils.rand_name('quota_class_tenant')
         description = data_utils.rand_name('desc_')
-        project_id = self.identity_utils.create_project(
+        project_id = identity.identity_utils(self.os_admin).create_project(
             name=project_name, description=description)['id']
-        self.addCleanup(self.identity_utils.delete_project, project_id)
+        self.addCleanup(identity.identity_utils(self.os_admin).delete_project,
+                        project_id)
         default_quotas = self.admin_quotas_client.show_default_quota_set(
             project_id)['quota_set']
         self.assertThat(default_quotas.items(),
diff --git a/tempest/api/volume/admin/test_volume_quotas.py b/tempest/api/volume/admin/test_volume_quotas.py
index 754104e..c4d3a40 100644
--- a/tempest/api/volume/admin/test_volume_quotas.py
+++ b/tempest/api/volume/admin/test_volume_quotas.py
@@ -13,6 +13,7 @@
 #    under the License.
 
 from tempest.api.volume import base
+from tempest.common import identity
 from tempest.common import tempest_fixtures as fixtures
 from tempest.common import waiters
 from tempest.lib.common.utils import data_utils
@@ -117,10 +118,11 @@
         # Admin can delete the resource quota set for a project
         project_name = data_utils.rand_name('quota_tenant')
         description = data_utils.rand_name('desc_')
-        project = self.identity_utils.create_project(project_name,
-                                                     description=description)
+        project = identity.identity_utils(self.os_admin).create_project(
+            project_name, description=description)
         project_id = project['id']
-        self.addCleanup(self.identity_utils.delete_project, project_id)
+        self.addCleanup(identity.identity_utils(self.os_admin).delete_project,
+                        project_id)
         quota_set_default = self.admin_quotas_client.show_default_quota_set(
             project_id)['quota_set']
         volume_default = quota_set_default['volumes']
diff --git a/tempest/common/identity.py b/tempest/common/identity.py
index 469defe..6e496d3 100644
--- a/tempest/common/identity.py
+++ b/tempest/common/identity.py
@@ -13,8 +13,12 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+from tempest import config
+from tempest.lib.common import cred_client
 from tempest.lib import exceptions as lib_exc
 
+CONF = config.CONF
+
 
 def get_tenant_by_name(client, tenant_name):
     tenants = client.list_tenants()['tenants']
@@ -30,3 +34,37 @@
         if user['name'] == username:
             return user
     raise lib_exc.NotFound('No such user(%s) in %s' % (username, users))
+
+
+def identity_utils(clients):
+    """A client that abstracts v2 and v3 identity operations.
+
+    This can be used for creating and tearing down projects in tests. It
+    should not be used for testing identity features.
+
+    :param clients: a client manager.
+    :return
+    """
+    if CONF.identity.auth_version == 'v2':
+        client = clients.identity_client
+        users_client = clients.users_client
+        project_client = clients.tenants_client
+        roles_client = clients.roles_client
+        domains_client = None
+    else:
+        client = clients.identity_v3_client
+        users_client = clients.users_v3_client
+        project_client = clients.projects_client
+        roles_client = clients.roles_v3_client
+        domains_client = clients.domains_client
+
+    try:
+        domain = client.auth_provider.credentials.project_domain_name
+    except AttributeError:
+        domain = CONF.auth.default_credentials_domain_name
+
+    return cred_client.get_creds_client(client, project_client,
+                                        users_client,
+                                        roles_client,
+                                        domains_client,
+                                        project_domain_name=domain)
diff --git a/tempest/test.py b/tempest/test.py
index 25366bc..9da85d5 100644
--- a/tempest/test.py
+++ b/tempest/test.py
@@ -27,7 +27,6 @@
 from tempest.common import credentials_factory as credentials
 from tempest.common import utils
 from tempest import config
-from tempest.lib.common import cred_client
 from tempest.lib.common import fixed_network
 from tempest.lib.common import validation_resources as vr
 from tempest.lib import decorators
@@ -612,37 +611,6 @@
     def credentials_provider(self):
         return self._get_credentials_provider()
 
-    @property
-    def identity_utils(self):
-        """A client that abstracts v2 and v3 identity operations.
-
-        This can be used for creating and tearing down projects in tests. It
-        should not be used for testing identity features.
-        """
-        if CONF.identity.auth_version == 'v2':
-            client = self.os_admin.identity_client
-            users_client = self.os_admin.users_client
-            project_client = self.os_admin.tenants_client
-            roles_client = self.os_admin.roles_client
-            domains_client = None
-        else:
-            client = self.os_admin.identity_v3_client
-            users_client = self.os_admin.users_v3_client
-            project_client = self.os_admin.projects_client
-            roles_client = self.os_admin.roles_v3_client
-            domains_client = self.os_admin.domains_client
-
-        try:
-            domain = client.auth_provider.credentials.project_domain_name
-        except AttributeError:
-            domain = 'Default'
-
-        return cred_client.get_creds_client(client, project_client,
-                                            users_client,
-                                            roles_client,
-                                            domains_client,
-                                            project_domain_name=domain)
-
     @classmethod
     def get_identity_version(cls):
         """Returns the identity version used by the test class"""