diff --git a/designate_tempest_plugin/common/waiters.py b/designate_tempest_plugin/common/waiters.py
index ee59702..2b7a3b6 100644
--- a/designate_tempest_plugin/common/waiters.py
+++ b/designate_tempest_plugin/common/waiters.py
@@ -51,16 +51,16 @@
             raise lib_exc.TimeoutException(message)
 
 
-def wait_for_zone_status(client, zone_id, status):
+def wait_for_zone_status(client, zone_id, status, headers=None):
     """Waits for a zone to reach given status."""
     LOG.info('Waiting for zone %s to reach %s', zone_id, status)
 
-    _, zone = client.show_zone(zone_id)
+    _, zone = client.show_zone(zone_id, headers=headers)
     start = int(time.time())
 
     while zone['status'] != status:
         time.sleep(client.build_interval)
-        _, zone = client.show_zone(zone_id)
+        _, zone = client.show_zone(zone_id, headers=headers)
         status_curr = zone['status']
         if status_curr == status:
             LOG.info('Zone %s reached %s', zone_id, status)
diff --git a/designate_tempest_plugin/config.py b/designate_tempest_plugin/config.py
index 3aadb96..99c9a04 100644
--- a/designate_tempest_plugin/config.py
+++ b/designate_tempest_plugin/config.py
@@ -79,4 +79,24 @@
                 default=True,
                 help="Is https://bugs.launchpad.net/designate/+bug/1573141 "
                 "fixed"),
+    # Note: Also see the enforce_scope section (from tempest) for Designate API
+    #       scope checking setting.
+    cfg.BoolOpt('enforce_new_defaults',
+                default=False,
+                help='Does the dns service API policies enforce '
+                     'the new keystone default roles? This configuration '
+                     'value should be same as designate.conf: '
+                     '[oslo_policy].enforce_new_defaults option.'),
+]
+
+# Extending this enforce_scope group defined in tempest
+enforce_scope_group = cfg.OptGroup(name="enforce_scope",
+                                   title="OpenStack Services with "
+                                         "enforce scope")
+EnforceScopeGroup = [
+    cfg.BoolOpt('designate',
+                default=False,
+                help='Does the dns service API policies enforce '
+                     'scope? This configuration value should be same as '
+                     'designate.conf: [oslo_policy].enforce_scope option.'),
 ]
diff --git a/designate_tempest_plugin/plugin.py b/designate_tempest_plugin/plugin.py
index 7e33261..15e7cc5 100644
--- a/designate_tempest_plugin/plugin.py
+++ b/designate_tempest_plugin/plugin.py
@@ -58,6 +58,8 @@
                                   project_config.DnsGroup)
         config.register_opt_group(conf, project_config.dns_feature_group,
                                   project_config.DnsFeatureGroup)
+        config.register_opt_group(conf, project_config.enforce_scope_group,
+                                  project_config.EnforceScopeGroup)
 
     def get_opt_lists(self):
         """
diff --git a/designate_tempest_plugin/services/dns/v2/json/pool_client.py b/designate_tempest_plugin/services/dns/v2/json/pool_client.py
index 67e8de8..4a703d4 100644
--- a/designate_tempest_plugin/services/dns/v2/json/pool_client.py
+++ b/designate_tempest_plugin/services/dns/v2/json/pool_client.py
@@ -22,7 +22,8 @@
     """API V2 Tempest REST client for Pool API"""
 
     @base.handle_errors
-    def create_pool(self, pool_name=None, ns_records=None, params=None):
+    def create_pool(self, pool_name=None, ns_records=None, params=None,
+                    project_id=None):
         """Create a pool with the specified parameters.
         :param pool_name: name of the pool.
             Default: Random Value.
@@ -30,12 +31,15 @@
                            with priority.
         :param params: A Python dict that represents the query paramaters to
                        include in the request URI.
+        :param project_id: The project ID to associate the pool with.
         :return: A tuple with the server response and the created pool.
         """
         pool = {
                  "name": pool_name or data_utils.rand_name(name="Demo pool"),
                  "ns_records": ns_records or dns_data_utils.rand_ns_records()
         }
+        if project_id:
+            pool["project_id"] = project_id
 
         resp, body = self._create_request('pools', data=pool, params=params)
 
@@ -45,33 +49,38 @@
         return resp, body
 
     @base.handle_errors
-    def show_pool(self, uuid, params=None):
+    def show_pool(self, uuid, params=None, headers=None):
         """Gets a specific pool.
         :param uuid: Unique identifier of the pool in UUID format.
         :param params: A Python dict that represents the query paramaters to
                        include in the request URI.
+        :param headers: The optional headers to include in the show request.
         :return: Serialized pool as a dictionary.
         """
-        return self._show_request('pools', uuid, params=params)
+        return self._show_request('pools', uuid, params=params,
+                                  headers=headers)
 
     @base.handle_errors
-    def list_pools(self, params=None):
+    def list_pools(self, params=None, headers=None):
         """Gets a list of pools.
         :param params: A Python dict that represents the query paramaters to
                        include in the request URI.
+        :param headers: The optional headers to include in the list request.
         :return: Serialized pools as a list.
         """
-        return self._list_request('pools', params=params)
+        return self._list_request('pools', params=params, headers=headers)
 
     @base.handle_errors
-    def delete_pool(self, uuid, params=None):
+    def delete_pool(self, uuid, params=None, headers=None):
         """Deletes a pool having the specified UUID.
         :param uuid: The unique identifier of the pool.
         :param params: A Python dict that represents the query paramaters to
                        include in the request URI.
+        :param headers: The optional headers to include in the delete request.
         :return: A tuple with the server response and the response body.
         """
-        resp, body = self._delete_request('pools', uuid, params=params)
+        resp, body = self._delete_request('pools', uuid, params=params,
+                                          headers=headers)
 
         # Delete Pool should Return a HTTP 204
         self.expected_success(204, resp.status)
@@ -80,7 +89,7 @@
 
     @base.handle_errors
     def update_pool(self, uuid, pool_name=None, ns_records=None,
-                    params=None):
+                    params=None, headers=None, extra_headers=False):
         """Update a pool with the specified parameters.
         :param uuid: The unique identifier of the pool.
         :param pool_name: name of the pool.
@@ -90,6 +99,9 @@
             Default: Random Value.
         :param params: A Python dict that represents the query paramaters to
                        include in the request URI.
+        :param headers: The optional headers to include in the update request.
+        :param extra_headers: A boolean indicating that the headers replace
+                              default headers or are in addition.
         :return: A tuple with the server response and the updated pool.
         """
 
@@ -99,7 +111,8 @@
         }
 
         resp, body = self._update_request('pools', uuid, pool,
-                                          params=params)
+                                          params=params, headers=headers,
+                                          extra_headers=extra_headers)
 
         # Update Pool should Return a HTTP 202
         self.expected_success(202, resp.status)
diff --git a/designate_tempest_plugin/services/dns/v2/json/quotas_client.py b/designate_tempest_plugin/services/dns/v2/json/quotas_client.py
index df2cdee..f9ee10a 100644
--- a/designate_tempest_plugin/services/dns/v2/json/quotas_client.py
+++ b/designate_tempest_plugin/services/dns/v2/json/quotas_client.py
@@ -19,12 +19,13 @@
 class QuotasClient(base.DnsClientV2Base):
 
     @base.handle_errors
-    def update_quotas(self, zones=None, zone_records=None,
+    def update_quotas(self, project_id, zones=None, zone_records=None,
                       zone_recordsets=None, recordset_records=None,
-                      api_export_size=None, project_id=None, params=None,
+                      api_export_size=None, params=None,
                       headers=None):
         """Update the quotas for the project id
 
+        :param project_id: Apply the quotas to this project id
         :param zones: The limit on zones per tenant
             Default: Random Value
         :param zone_records: The limit on records per zone
@@ -35,15 +36,11 @@
             Default: Random Value
         :param api_export_size: The limit on size of on exported zone
             Default: Random Value
-        :param project_id: Apply the quotas to this project id
-            Default: The project id of this client
         :param params: A Python dict that represents the query paramaters to
                        include in the request URI.
         :param headers (dict): The headers to use for the request.
         :return: A tuple with the server response and the created quota.
         """
-        project_id = project_id or self.tenant_id
-
         quotas = dns_data_utils.rand_quotas(
             zones=zones,
             zone_records=zone_records,
@@ -61,33 +58,28 @@
         return resp, body
 
     @base.handle_errors
-    def show_quotas(self, project_id=None, params=None, headers=None):
+    def show_quotas(self, project_id, params=None, headers=None):
         """Gets a specific quota.
 
         :param project_id: Show the quotas of this project id
-            Default: The project id of this client
         :param params: A Python dict that represents the query paramaters to
                        include in the request URI.
         :param headers (dict): The headers to use for the request.
         :return: Serialized quota as a dictionary.
         """
-        project_id = project_id or self.tenant_id
         return self._show_request('quotas', project_id, params=params,
                                   headers=headers, extra_headers=True)
 
     @base.handle_errors
-    def delete_quotas(self, project_id=None, params=None, headers=None):
+    def delete_quotas(self, project_id, params=None, headers=None):
         """Resets the quotas for the specified project id
 
         :param project_id: Reset the quotas of this project id
-            Default: The project id of this client
         :param params: A Python dict that represents the query paramaters to
                        include in the request URI.
         :param headers (dict): The headers to use for the request.
         :return: A tuple with the server response and the response body.
         """
-        project_id = project_id or self.tenant_id
-
         resp, body = self._delete_request(
             'quotas', project_id,
             params=params, headers=headers,
diff --git a/designate_tempest_plugin/services/dns/v2/json/zones_client.py b/designate_tempest_plugin/services/dns/v2/json/zones_client.py
index 4becb58..c30d24e 100644
--- a/designate_tempest_plugin/services/dns/v2/json/zones_client.py
+++ b/designate_tempest_plugin/services/dns/v2/json/zones_client.py
@@ -27,7 +27,7 @@
     def create_zone(self, name=None, email=None, ttl=None, description=None,
                     attributes=None, wait_until=False,
                     zone_type=const.PRIMARY_ZONE_TYPE,
-                    primaries=None, params=None):
+                    primaries=None, params=None, project_id=None):
 
         """Create a zone with the specified parameters.
 
@@ -50,6 +50,8 @@
             Default: None
         :param params: A Python dict that represents the query paramaters to
                        include in the request URI.
+        :param project_id: When specified, overrides the project ID the zone
+                           will be associated with.
         :return: A tuple with the server response and the created zone.
         """
 
@@ -76,13 +78,23 @@
                     ' for a SECONDARY zone type')
 
             zone['masters'] = primaries
-        resp, body = self._create_request('zones', zone, params=params)
+
+        headers = None
+        extra_headers = False
+        if project_id:
+            headers = {'x-auth-sudo-project-id': project_id}
+            extra_headers = True
+
+        resp, body = self._create_request('zones', zone, params=params,
+                                          headers=headers,
+                                          extra_headers=extra_headers)
 
         # Create Zone should Return a HTTP 202
         self.expected_success(202, resp.status)
 
         if wait_until:
-            waiters.wait_for_zone_status(self, body['id'], wait_until)
+            waiters.wait_for_zone_status(self, body['id'], wait_until,
+                                         headers=headers)
 
         return resp, body
 
diff --git a/designate_tempest_plugin/tests/api/admin/test_quotas.py b/designate_tempest_plugin/tests/api/admin/test_quotas.py
index 0195ee3..dd4bed2 100644
--- a/designate_tempest_plugin/tests/api/admin/test_quotas.py
+++ b/designate_tempest_plugin/tests/api/admin/test_quotas.py
@@ -18,8 +18,8 @@
 from designate_tempest_plugin.tests import base
 from designate_tempest_plugin import data_utils as dns_data_utils
 
-LOG = logging.getLogger(__name__)
 CONF = config.CONF
+LOG = logging.getLogger(__name__)
 
 
 class BaseQuotasTest(base.BaseDnsAdminTest):
@@ -34,12 +34,14 @@
 
 class QuotasAdminTest(BaseQuotasTest):
 
-    credentials = ["admin"]
+    credentials = ["admin", "primary", "system_admin"]
 
     def setUp(self):
         super(QuotasAdminTest, self).setUp()
-        _, original_quotas = self.admin_client.show_quotas()
+        _, original_quotas = self.admin_client.show_quotas(
+            project_id=self.quotas_client.project_id)
         self.addCleanup(self.admin_client.update_quotas,
+                        project_id=self.quotas_client.project_id,
                         **original_quotas['quota'])
 
     @classmethod
@@ -51,18 +53,24 @@
     @classmethod
     def setup_clients(cls):
         super(QuotasAdminTest, cls).setup_clients()
-
-        cls.admin_client = cls.os_admin.dns_admin.QuotasClient()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_admin.QuotasClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_admin.QuotasClient()
+        cls.quotas_client = cls.os_primary.dns_v2.QuotasClient()
 
     @decorators.idempotent_id('ed42f367-e5ba-40d7-a08d-366ad787d21c')
     def test_show_quotas(self):
         LOG.info("Updating quotas")
         quotas = dns_data_utils.rand_quotas()
-        _, body = self.admin_client.update_quotas(**quotas)
-        self.addCleanup(self.admin_client.delete_quotas)
+        _, body = self.admin_client.update_quotas(
+            project_id=self.quotas_client.project_id, **quotas)
+        self.addCleanup(self.admin_client.delete_quotas,
+                        project_id=self.quotas_client.project_id)
 
         LOG.info("Fetching quotas")
-        _, body = self.admin_client.show_quotas()
+        _, body = self.admin_client.show_quotas(
+            project_id=self.quotas_client.project_id)
 
         LOG.info("Ensuring the response has all quota types")
         self.assertExpected(quotas, body['quota'], self.excluded_keys)
@@ -70,7 +78,8 @@
     @decorators.idempotent_id('33e0affb-5d66-4216-881c-f101a779851a')
     def test_delete_quotas(self):
         LOG.info("Deleting quotas")
-        _, body = self.admin_client.delete_quotas()
+        _, body = self.admin_client.delete_quotas(
+            project_id=self.quotas_client.project_id)
 
         LOG.info("Ensuring an empty response body")
         self.assertEqual(body.strip(), b"")
@@ -79,8 +88,11 @@
     def test_update_quotas(self):
         LOG.info("Updating quotas")
         quotas = dns_data_utils.rand_quotas()
-        _, body = self.admin_client.update_quotas(**quotas)
-        self.addCleanup(self.admin_client.delete_quotas)
+        _, body = self.admin_client.update_quotas(
+            project_id=self.quotas_client.project_id,
+            **quotas)
+        self.addCleanup(self.admin_client.delete_quotas,
+                        project_id=self.quotas_client.project_id)
 
         LOG.info("Ensuring the response has all quota types")
         self.assertExpected(quotas, body['quota'], self.excluded_keys)
diff --git a/designate_tempest_plugin/tests/api/v2/test_blacklists.py b/designate_tempest_plugin/tests/api/v2/test_blacklists.py
index 0e22bf6..d39536f 100644
--- a/designate_tempest_plugin/tests/api/v2/test_blacklists.py
+++ b/designate_tempest_plugin/tests/api/v2/test_blacklists.py
@@ -12,6 +12,7 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 from oslo_log import log as logging
+from tempest import config
 from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc
 from tempest.lib.common.utils import data_utils
@@ -19,6 +20,7 @@
 from designate_tempest_plugin import data_utils as dns_data_utils
 from designate_tempest_plugin.tests import base
 
+CONF = config.CONF
 LOG = logging.getLogger(__name__)
 
 
@@ -28,7 +30,7 @@
 
 class BlacklistsAdminTest(BaseBlacklistsTest):
 
-    credentials = ["admin"]
+    credentials = ["admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
@@ -39,7 +41,10 @@
     @classmethod
     def setup_clients(cls):
         super(BlacklistsAdminTest, cls).setup_clients()
-        cls.admin_client = cls.os_admin.dns_v2.BlacklistsClient()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.BlacklistsClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.BlacklistsClient()
 
     @decorators.idempotent_id('3a7f7564-6bdd-446e-addc-a3475b4c3f71')
     def test_create_blacklist(self):
@@ -112,7 +117,7 @@
 
 class TestBlacklistNotFoundAdmin(BaseBlacklistsTest):
 
-    credentials = ["admin"]
+    credentials = ["admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
@@ -123,7 +128,10 @@
     @classmethod
     def setup_clients(cls):
         super(TestBlacklistNotFoundAdmin, cls).setup_clients()
-        cls.admin_client = cls.os_admin.dns_v2.BlacklistsClient()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.BlacklistsClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.BlacklistsClient()
 
     @decorators.idempotent_id('9d65b638-fe98-47a8-853f-fa9244d144cc')
     def test_show_blacklist_404(self):
@@ -155,7 +163,7 @@
 
 class TestBlacklistInvalidIdAdmin(BaseBlacklistsTest):
 
-    credentials = ["admin"]
+    credentials = ["admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
@@ -166,7 +174,10 @@
     @classmethod
     def setup_clients(cls):
         super(TestBlacklistInvalidIdAdmin, cls).setup_clients()
-        cls.admin_client = cls.os_admin.dns_v2.BlacklistsClient()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.BlacklistsClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.BlacklistsClient()
 
     @decorators.idempotent_id('c7bae53f-2edc-45d8-b254-8a81482728c1')
     def test_show_blacklist_invalid_uuid(self):
diff --git a/designate_tempest_plugin/tests/api/v2/test_designate_limits.py b/designate_tempest_plugin/tests/api/v2/test_designate_limits.py
index 5db07c1..9ea7fd3 100644
--- a/designate_tempest_plugin/tests/api/v2/test_designate_limits.py
+++ b/designate_tempest_plugin/tests/api/v2/test_designate_limits.py
@@ -12,15 +12,17 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 from oslo_log import log as logging
+from tempest import config
 from tempest.lib import decorators
 
 from designate_tempest_plugin.tests import base
 
+CONF = config.CONF
 LOG = logging.getLogger(__name__)
 
 
 class DesignateLimit(base.BaseDnsV2Test):
-    credentials = ['admin']
+    credentials = ["admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
@@ -31,7 +33,11 @@
     @classmethod
     def setup_clients(cls):
         super(DesignateLimit, cls).setup_clients()
-        cls.admin_client = cls.os_admin.dns_v2.DesignateLimitClient()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = (cls.os_system_admin.dns_v2.
+                                DesignateLimitClient())
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.DesignateLimitClient()
 
     @decorators.idempotent_id('828572be-8662-11eb-8ff2-74e5f9e2a801')
     def test_list_designate_limits(self):
diff --git a/designate_tempest_plugin/tests/api/v2/test_pool.py b/designate_tempest_plugin/tests/api/v2/test_pool.py
index 21782ce..60af204 100644
--- a/designate_tempest_plugin/tests/api/v2/test_pool.py
+++ b/designate_tempest_plugin/tests/api/v2/test_pool.py
@@ -15,12 +15,14 @@
 from operator import itemgetter
 
 from oslo_log import log as logging
+from tempest import config
 from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc
 from tempest.lib.common.utils import data_utils
 
 from designate_tempest_plugin.tests import base
 
+CONF = config.CONF
 LOG = logging.getLogger(__name__)
 
 
@@ -34,7 +36,7 @@
 
 
 class PoolAdminTest(BasePoolTest):
-    credentials = ['admin']
+    credentials = ["admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
@@ -45,12 +47,16 @@
     @classmethod
     def setup_clients(cls):
         super(PoolAdminTest, cls).setup_clients()
-        cls.admin_client = cls.os_admin.dns_v2.PoolClient()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.PoolClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.PoolClient()
 
     @decorators.idempotent_id('69257f7c-b3d5-4e1b-998e-0677ad12f125')
     def test_create_pool(self):
         pool_data = {
                       "name": "Example Pool",
+                      "project_id": "1",
                       "ns_records": [{
                           "hostname": "ns1.example.org.",
                           "priority": 1}
@@ -58,8 +64,10 @@
                     }
         LOG.info('Create a pool')
         _, pool = self.admin_client.create_pool(pool_name=pool_data["name"],
-                      ns_records=pool_data["ns_records"])
-        self.addCleanup(self.admin_client.delete_pool, pool['id'])
+            ns_records=pool_data["ns_records"],
+            project_id=pool_data["project_id"])
+        self.addCleanup(self.admin_client.delete_pool, pool['id'],
+                        headers=self.all_projects_header)
 
         self.assertEqual(pool_data["name"], pool['name'])
         self.assertExpected(pool_data, pool, self.excluded_keys)
@@ -67,11 +75,13 @@
     @decorators.idempotent_id('e80eb70a-8ee5-40eb-b06e-599597a8ab7e')
     def test_show_pool(self):
         LOG.info('Create a pool')
-        _, pool = self.admin_client.create_pool()
-        self.addCleanup(self.admin_client.delete_pool, pool['id'])
+        _, pool = self.admin_client.create_pool(project_id="1")
+        self.addCleanup(self.admin_client.delete_pool, pool['id'],
+                        headers=self.all_projects_header)
 
         LOG.info('Fetch the pool')
-        _, body = self.admin_client.show_pool(pool['id'])
+        _, body = self.admin_client.show_pool(
+            pool['id'], headers=self.all_projects_header)
 
         LOG.info('Ensure the fetched response matches the created pool')
         self.assertExpected(pool, body, self.excluded_keys)
@@ -81,36 +91,43 @@
     @decorators.idempotent_id('d8c4c377-5d88-452d-a4d2-c004d72e1abe')
     def test_delete_pool(self):
         LOG.info('Create a pool')
-        _, pool = self.admin_client.create_pool()
+        _, pool = self.admin_client.create_pool(project_id="1")
         self.addCleanup(self.admin_client.delete_pool, pool['id'],
-                        ignore_errors=lib_exc.NotFound)
+                        ignore_errors=lib_exc.NotFound,
+                        headers=self.all_projects_header)
 
         LOG.info('Delete the pool')
-        _, body = self.admin_client.delete_pool(pool['id'])
+        _, body = self.admin_client.delete_pool(
+            pool['id'], headers=self.all_projects_header)
 
         self.assertRaises(lib_exc.NotFound,
-           lambda: self.admin_client.show_pool(pool['id']))
+           lambda: self.admin_client.show_pool(
+               pool['id'], headers=self.all_projects_header))
 
     @decorators.idempotent_id('77c85b40-83b2-4c17-9fbf-e6d516cfce90')
     def test_list_pools(self):
         LOG.info('Create a pool')
-        _, pool = self.admin_client.create_pool()
-        self.addCleanup(self.admin_client.delete_pool, pool['id'])
+        _, pool = self.admin_client.create_pool(project_id="1")
+        self.addCleanup(self.admin_client.delete_pool, pool['id'],
+                        headers=self.all_projects_header)
 
         LOG.info('List pools')
-        _, body = self.admin_client.list_pools()
+        _, body = self.admin_client.list_pools(
+            headers=self.all_projects_header)
 
         self.assertGreater(len(body['pools']), 0)
 
     @decorators.idempotent_id('fdcc84ce-af65-4af6-a5fc-6c50acbea0f0')
     def test_update_pool(self):
         LOG.info('Create a pool')
-        _, pool = self.admin_client.create_pool()
-        self.addCleanup(self.admin_client.delete_pool, pool['id'])
+        _, pool = self.admin_client.create_pool(project_id="1")
+        self.addCleanup(self.admin_client.delete_pool, pool['id'],
+                        headers=self.all_projects_header)
 
         LOG.info('Update the pool')
         _, patch_pool = self.admin_client.update_pool(
-            pool['id'], pool_name="foo")
+            pool['id'], pool_name="foo", headers=self.all_projects_header,
+            extra_headers=True)
 
         self.assertEqual("foo", patch_pool["name"])
 
@@ -124,7 +141,7 @@
 
 class TestPoolNotFoundAdmin(BasePoolTest):
 
-    credentials = ["admin"]
+    credentials = ["admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
@@ -135,7 +152,10 @@
     @classmethod
     def setup_clients(cls):
         super(TestPoolNotFoundAdmin, cls).setup_clients()
-        cls.admin_client = cls.os_admin.dns_v2.PoolClient()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.PoolClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.PoolClient()
 
     @decorators.idempotent_id('56281b2f-dd5a-4376-8c32-aba771062fa5')
     def test_show_pool_404(self):
@@ -167,7 +187,7 @@
 
 class TestPoolInvalidIdAdmin(BasePoolTest):
 
-    credentials = ["admin"]
+    credentials = ["admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
@@ -178,7 +198,10 @@
     @classmethod
     def setup_clients(cls):
         super(TestPoolInvalidIdAdmin, cls).setup_clients()
-        cls.admin_client = cls.os_admin.dns_v2.PoolClient()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.PoolClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.PoolClient()
 
     @decorators.idempotent_id('081d0188-42a7-4953-af0e-b022960715e2')
     def test_show_pool_invalid_uuid(self):
@@ -211,7 +234,7 @@
 
 class TestPoolAdminNegative(BasePoolTest):
 
-    credentials = ["admin"]
+    credentials = ["admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
@@ -222,7 +245,10 @@
     @classmethod
     def setup_clients(cls):
         super(TestPoolAdminNegative, cls).setup_clients()
-        cls.admin_client = cls.os_admin.dns_v2.PoolClient()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.PoolClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.PoolClient()
 
     @decorators.idempotent_id('0a8cdc1e-ac02-11eb-ae06-74e5f9e2a801')
     def test_create_pool_invalid_name(self):
@@ -249,37 +275,43 @@
     # Note: Update pool API is deprecated for removal.
     def test_update_pool_with_invalid_name(self):
         LOG.info('Create a pool')
-        pool = self.admin_client.create_pool()[1]
-        self.addCleanup(self.admin_client.delete_pool, pool['id'])
+        pool = self.admin_client.create_pool(project_id="1")[1]
+        self.addCleanup(self.admin_client.delete_pool, pool['id'],
+                        headers=self.all_projects_header)
 
         LOG.info('Update the pool using a name that is too long')
         with self.assertRaisesDns(lib_exc.BadRequest, 'invalid_object', 400):
             self.admin_client.update_pool(
                 pool['id'],
-                pool_name=data_utils.rand_name(name="Huge_size_name") * 10000)
+                pool_name=data_utils.rand_name(name="Huge_size_name") * 10000,
+                headers=self.all_projects_header, extra_headers=True)
 
     @decorators.idempotent_id('2e496596-ac07-11eb-ae06-74e5f9e2a801')
     def test_update_pool_with_invalid_hostname_in_ns_records(self):
         # Note: Update pool API is deprecated for removal.
         LOG.info('Create a pool')
-        pool = self.admin_client.create_pool()[1]
-        self.addCleanup(self.admin_client.delete_pool, pool['id'])
+        pool = self.admin_client.create_pool(project_id="1")[1]
+        self.addCleanup(self.admin_client.delete_pool, pool['id'],
+                        headers=self.all_projects_header)
 
         LOG.info('Update the pool using invalid hostname in ns_records')
         with self.assertRaisesDns(lib_exc.BadRequest, 'invalid_object', 400):
             self.admin_client.update_pool(
                 pool['id'],
-                ns_records=[{"hostname": "ns1_example_org_", "priority": 1}])
+                ns_records=[{"hostname": "ns1_example_org_", "priority": 1}],
+                headers=self.all_projects_header, extra_headers=True)
 
     @decorators.idempotent_id('3e934624-ac07-11eb-ae06-74e5f9e2a801')
     def test_update_pool_with_invalid_priority_in_ns_records(self):
         # Note: Update pool API is deprecated for removal.
         LOG.info('Create a pool')
-        pool = self.admin_client.create_pool()[1]
-        self.addCleanup(self.admin_client.delete_pool, pool['id'])
+        pool = self.admin_client.create_pool(project_id="1")[1]
+        self.addCleanup(self.admin_client.delete_pool, pool['id'],
+                        headers=self.all_projects_header)
 
         LOG.info('Update the pool using invalid priority in ns_records')
         with self.assertRaisesDns(lib_exc.BadRequest, 'invalid_object', 400):
             self.admin_client.update_pool(
                 pool['id'],
-                ns_records=[{"hostname": "ns1.example.org.", "priority": -1}])
+                ns_records=[{"hostname": "ns1.example.org.", "priority": -1}],
+                headers=self.all_projects_header, extra_headers=True)
diff --git a/designate_tempest_plugin/tests/api/v2/test_ptrs.py b/designate_tempest_plugin/tests/api/v2/test_ptrs.py
index ef8f083..e2ad98a 100644
--- a/designate_tempest_plugin/tests/api/v2/test_ptrs.py
+++ b/designate_tempest_plugin/tests/api/v2/test_ptrs.py
@@ -19,9 +19,8 @@
 from designate_tempest_plugin.tests import base
 import tempest.test
 
-LOG = logging.getLogger(__name__)
-
 CONF = config.CONF
+LOG = logging.getLogger(__name__)
 
 
 class BasePtrTest(base.BaseDnsV2Test):
@@ -30,7 +29,7 @@
 
 
 class DesignatePtrRecord(BasePtrTest, tempest.test.BaseTestCase):
-    credentials = ['primary']
+    credentials = ["primary"]
 
     @classmethod
     def setup_credentials(cls):
@@ -89,7 +88,7 @@
 
 
 class DesignatePtrRecordNegative(BasePtrTest, tempest.test.BaseTestCase):
-    credentials = ['primary']
+    credentials = ["primary"]
 
     @classmethod
     def setup_credentials(cls):
diff --git a/designate_tempest_plugin/tests/api/v2/test_quotas.py b/designate_tempest_plugin/tests/api/v2/test_quotas.py
index 783ccdd..9adf62e 100644
--- a/designate_tempest_plugin/tests/api/v2/test_quotas.py
+++ b/designate_tempest_plugin/tests/api/v2/test_quotas.py
@@ -19,15 +19,13 @@
 from designate_tempest_plugin.tests import base
 from designate_tempest_plugin import data_utils as dns_data_utils
 
-LOG = logging.getLogger(__name__)
-
-
 CONF = config.CONF
+LOG = logging.getLogger(__name__)
 
 
 class QuotasV2Test(base.BaseDnsV2Test):
 
-    credentials = ['primary', 'admin', 'alt']
+    credentials = ["primary", "admin", "system_admin", "alt"]
 
     @classmethod
     def setup_credentials(cls):
@@ -48,16 +46,17 @@
     def setup_clients(cls):
         super(QuotasV2Test, cls).setup_clients()
 
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.QuotasClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.QuotasClient()
         cls.quotas_client = cls.os_primary.dns_v2.QuotasClient()
-        cls.admin_client = cls.os_admin.dns_v2.QuotasClient()
         cls.alt_client = cls.os_alt.dns_v2.QuotasClient()
 
-    def _store_quotas(self, project_id=None, cleanup=True):
+    def _store_quotas(self, project_id, cleanup=True):
         """Remember current quotas and reset them after the test"""
-        params = {}
-        if project_id:
-            params['project_id'] = project_id
-            params['headers'] = {'X-Auth-All-Projects': True}
+        params = {'project_id': project_id,
+                  'headers': self.all_projects_header}
 
         _r, original_quotas = self.admin_client.show_quotas(**params)
         params.update(original_quotas)
@@ -67,33 +66,45 @@
 
     @decorators.idempotent_id('1dac991a-9e2e-452c-a47a-26ac37381ec5')
     def test_show_quotas(self):
-        self._store_quotas()
+        self._store_quotas(project_id=self.quotas_client.project_id)
         LOG.info("Updating quotas")
         quotas = dns_data_utils.rand_quotas()
-        _, body = self.admin_client.update_quotas(**quotas)
-        self.addCleanup(self.admin_client.delete_quotas)
+        _, body = self.admin_client.update_quotas(
+            project_id=self.quotas_client.project_id,
+            headers=self.all_projects_header,
+            **quotas)
 
         LOG.info("Fetching quotas")
-        _, body = self.admin_client.show_quotas()
+        _, body = self.admin_client.show_quotas(
+            project_id=self.quotas_client.project_id,
+            headers=self.all_projects_header)
 
         LOG.info("Ensuring the response has all quota types")
         self.assertExpected(quotas, body, [])
 
     @decorators.idempotent_id('0448b089-5803-4ce3-8a6c-5c15ff75a2cc')
     def test_delete_quotas(self):
-        self._store_quotas()
+        self._store_quotas(project_id=self.quotas_client.project_id)
         LOG.info("Deleting quotas")
-        _, body = self.admin_client.delete_quotas()
+        _, body = self.admin_client.delete_quotas(
+            project_id=self.quotas_client.project_id,
+            headers=self.all_projects_header)
 
         LOG.info("Ensuring an empty response body")
         self.assertEqual(body.strip(), b"")
 
     @decorators.idempotent_id('76d24c87-1b39-4e19-947c-c08e1380dc61')
     def test_update_quotas(self):
-        self._store_quotas()
+        if CONF.enforce_scope.designate:
+            raise self.skipException(
+                "System scoped tokens do not have a project_id.")
+
+        self._store_quotas(project_id=self.admin_client.project_id)
         LOG.info("Updating quotas")
         quotas = dns_data_utils.rand_quotas()
-        _, body = self.admin_client.update_quotas(**quotas)
+        _, body = self.admin_client.update_quotas(
+            project_id=self.admin_client.project_id,
+            **quotas)
 
         LOG.info("Ensuring the response has all quota types")
         self.assertExpected(quotas, body, [])
@@ -101,21 +112,22 @@
     @decorators.idempotent_id('9b09b3e2-7e88-4569-bce3-9be2f7ac70c3')
     def test_update_quotas_other_project(self):
 
-        project_id = self.quotas_client.tenant_id
+        project_id = self.quotas_client.project_id
         self._store_quotas(project_id=project_id)
 
         LOG.info("Updating quotas for %s ", project_id)
 
         quotas = dns_data_utils.rand_quotas()
         request = quotas.copy()
-        request['project_id'] = project_id
-        request['headers'] = {'X-Auth-All-Projects': True}
-        _, body = self.admin_client.update_quotas(**request)
+        _, body = self.admin_client.update_quotas(
+            project_id=project_id,
+            headers=self.all_projects_header,
+            **request)
 
         LOG.info("Ensuring the response has all quota types")
         self.assertExpected(quotas, body, [])
 
-        _, client_body = self.quotas_client.show_quotas()
+        _, client_body = self.quotas_client.show_quotas(project_id=project_id)
 
         self.assertExpected(quotas, client_body, [])
 
@@ -129,24 +141,28 @@
         LOG.info("Resetting quotas to default for %s ", project_id)
         self.admin_client.delete_quotas(
             project_id=project_id,
-            headers={'X-Auth-All-Projects': True})
+            headers=self.all_projects_header)
+
         _, default_quotas = self.admin_client.show_quotas(
-            project_id=project_id, headers={'X-Auth-All-Projects': True})
+            project_id=project_id,
+            headers=self.all_projects_header)
 
         LOG.info("Updating quotas for %s ", project_id)
 
         quotas = dns_data_utils.rand_quotas()
         request = quotas.copy()
-        request['project_id'] = project_id
-        request['headers'] = {'X-Auth-All-Projects': True}
-        _, body = self.admin_client.update_quotas(**request)
+        _, body = self.admin_client.update_quotas(
+            project_id=project_id,
+            headers=self.all_projects_header,
+            **request)
 
         self.admin_client.delete_quotas(
             project_id=project_id,
-            headers={'X-Auth-All-Projects': True})
+            headers=self.all_projects_header)
 
         _, final_quotas = self.admin_client.show_quotas(
-            project_id=project_id, headers={'X-Auth-All-Projects': True})
+            project_id=project_id,
+            headers=self.all_projects_header)
 
         self.assertExpected(default_quotas, final_quotas, [])
 
@@ -158,18 +174,13 @@
                                      "is not being verified.")
 
         project_id = 'project-that-does-not-exist'
-        original_quotas = self._store_quotas(project_id=project_id,
-                                             cleanup=False)
 
         LOG.info("Updating quotas for non-existing %s ", project_id)
 
         quotas = dns_data_utils.rand_quotas()
         request = quotas.copy()
-        request['project_id'] = project_id
-        request['headers'] = {'X-Auth-All-Projects': True}
         with self.assertRaisesDns(lib_exc.BadRequest, 'invalid_project', 400):
-            self.admin_client.update_quotas(**request)
-
-        _, client_body = self.quotas_client.show_quotas()
-
-        self.assertExpected(original_quotas, client_body, [])
+            self.admin_client.update_quotas(
+                project_id=project_id,
+                headers=self.all_projects_header,
+                **request)
diff --git a/designate_tempest_plugin/tests/api/v2/test_recordset.py b/designate_tempest_plugin/tests/api/v2/test_recordset.py
index 65b1b3b..5184983 100644
--- a/designate_tempest_plugin/tests/api/v2/test_recordset.py
+++ b/designate_tempest_plugin/tests/api/v2/test_recordset.py
@@ -22,9 +22,8 @@
 from designate_tempest_plugin.common import waiters
 from designate_tempest_plugin import data_utils
 
-LOG = logging.getLogger(__name__)
-
 CONF = config.CONF
+LOG = logging.getLogger(__name__)
 
 
 class BaseRecordsetsTest(base.BaseDnsV2Test):
@@ -50,7 +49,7 @@
 @ddt.ddt
 class RecordsetsTest(BaseRecordsetsTest):
 
-    credentials = ["admin", 'primary', 'alt']
+    credentials = ["admin", "system_admin", "primary", "alt"]
 
     @classmethod
     def setup_credentials(cls):
@@ -61,12 +60,16 @@
     @classmethod
     def setup_clients(cls):
         super(RecordsetsTest, cls).setup_clients()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.RecordsetClient()
+            cls.admin_zone_client = cls.os_system_admin.dns_v2.ZonesClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.RecordsetClient()
+            cls.admin_zone_client = cls.os_admin.dns_v2.ZonesClient()
         cls.client = cls.os_primary.dns_v2.RecordsetClient()
         cls.alt_client = cls.os_alt.dns_v2.RecordsetClient()
-        cls.admin_client = cls.os_admin.dns_v2.RecordsetClient()
         cls.zone_client = cls.os_primary.dns_v2.ZonesClient()
         cls.alt_zone_client = cls.os_alt.dns_v2.ZonesClient()
-        cls.admin_zone_client = cls.os_admin.dns_v2.ZonesClient()
 
     @decorators.attr(type='smoke')
     @decorators.idempotent_id('631d74fd-6909-4684-a61b-5c4d2f92c3e7')
@@ -276,7 +279,7 @@
         self.assertRaises(lib_exc.Forbidden,
             lambda: self.alt_client.list_recordset(
                 self.zone['id'],
-                headers={'x-auth-all-projects': True}))
+                headers=self.all_projects_header))
 
         LOG.info('Re-Fetch Recordsets as Admin tenant for a Primary project '
                  'using "x-auth-all-projects" HTTP header.')
@@ -286,7 +289,7 @@
         primary_recordsets_ids = [
             item['id'] for item in self.admin_client.list_recordset(
                 self.zone['id'],
-                headers={'x-auth-all-projects': True},
+                headers=self.all_projects_header,
                 params={'limit': 1000})[1]['recordsets']]
 
         for recordset_id in [body_pr_1['id'], body_pr_2['id']]:
@@ -299,7 +302,7 @@
 @ddt.ddt
 class RecordsetsNegativeTest(BaseRecordsetsTest):
 
-    credentials = ['primary', 'alt']
+    credentials = ["primary", "alt"]
 
     @classmethod
     def setup_credentials(cls):
@@ -540,7 +543,7 @@
 
 class RecordsetOwnershipTest(BaseRecordsetsTest):
 
-    credentials = ['primary', 'alt', 'admin']
+    credentials = ["primary", "alt", "admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
@@ -551,9 +554,12 @@
     @classmethod
     def setup_clients(cls):
         super(RecordsetOwnershipTest, cls).setup_clients()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.RecordsetClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.RecordsetClient()
         cls.client = cls.os_primary.dns_v2.RecordsetClient()
         cls.alt_client = cls.os_alt.dns_v2.RecordsetClient()
-        cls.admin_client = cls.os_admin.dns_v2.RecordsetClient()
         cls.zone_client = cls.os_primary.dns_v2.ZonesClient()
         cls.alt_zone_client = cls.os_alt.dns_v2.ZonesClient()
 
@@ -706,7 +712,7 @@
         #       in parallel will impact the list result set. Since the default
         #       pagination limit is only 20, we set a param limit of 1000 here.
         recordsets = self.admin_client.list_owned_recordsets(
-            headers={'x-auth-all-projects': True}, params={'limit': 1000})
+            headers=self.all_projects_header, params={'limit': 1000})
         LOG.info('Received by API recordsets are {} '.format(recordsets))
         project_ids_api = set([item['project_id'] for item in recordsets])
         for prj_id in project_ids_used:
diff --git a/designate_tempest_plugin/tests/api/v2/test_service_statuses.py b/designate_tempest_plugin/tests/api/v2/test_service_statuses.py
index 2f0a9bb..32db61a 100644
--- a/designate_tempest_plugin/tests/api/v2/test_service_statuses.py
+++ b/designate_tempest_plugin/tests/api/v2/test_service_statuses.py
@@ -18,15 +18,13 @@
 
 from designate_tempest_plugin.tests import base
 
-LOG = logging.getLogger(__name__)
-
-
 CONF = config.CONF
+LOG = logging.getLogger(__name__)
 
 
 class ServiceStatus(base.BaseDnsV2Test):
 
-    credentials = ['primary', 'admin']
+    credentials = ["primary", "admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
@@ -37,9 +35,11 @@
     @classmethod
     def setup_clients(cls):
         super(ServiceStatus, cls).setup_clients()
-
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.ServiceClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.ServiceClient()
         cls.client = cls.os_primary.dns_v2.ServiceClient()
-        cls.admin_client = cls.os_admin.dns_v2.ServiceClient()
 
     @decorators.idempotent_id('bf277a76-8583-11eb-a557-74e5f9e2a801')
     def test_list_service_statuses(self):
diff --git a/designate_tempest_plugin/tests/api/v2/test_tld.py b/designate_tempest_plugin/tests/api/v2/test_tld.py
index ce8a04f..f618a53 100644
--- a/designate_tempest_plugin/tests/api/v2/test_tld.py
+++ b/designate_tempest_plugin/tests/api/v2/test_tld.py
@@ -13,12 +13,14 @@
 #    under the License.
 
 from oslo_log import log as logging
+from tempest import config
 from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc
 from tempest.lib.common.utils import data_utils
 
 from designate_tempest_plugin.tests import base
 
+CONF = config.CONF
 LOG = logging.getLogger(__name__)
 
 
@@ -27,7 +29,7 @@
 
 
 class TldAdminTest(BaseTldTest):
-    credentials = ['admin']
+    credentials = ["admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
@@ -38,7 +40,10 @@
     @classmethod
     def setup_clients(cls):
         super(TldAdminTest, cls).setup_clients()
-        cls.admin_client = cls.os_admin.dns_v2.TldClient()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.TldClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.TldClient()
 
     @classmethod
     def resource_setup(cls):
@@ -129,7 +134,7 @@
 
 class TestTldNotFoundAdmin(BaseTldTest):
 
-    credentials = ["admin"]
+    credentials = ["admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
@@ -140,7 +145,10 @@
     @classmethod
     def setup_clients(cls):
         super(TestTldNotFoundAdmin, cls).setup_clients()
-        cls.admin_client = cls.os_admin.dns_v2.TldClient()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.TldClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.TldClient()
 
     @decorators.idempotent_id('b237d5ee-0d76-4294-a3b6-c2f8bf4b0e30')
     def test_show_tld_404(self):
@@ -172,7 +180,7 @@
 
 class TestTldInvalidIdAdmin(BaseTldTest):
 
-    credentials = ["admin"]
+    credentials = ["admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
@@ -183,7 +191,10 @@
     @classmethod
     def setup_clients(cls):
         super(TestTldInvalidIdAdmin, cls).setup_clients()
-        cls.admin_client = cls.os_admin.dns_v2.TldClient()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.TldClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.TldClient()
 
     @decorators.idempotent_id('f9ec0730-57ff-4720-8d06-e11d377c7cfc')
     def test_show_tld_invalid_uuid(self):
diff --git a/designate_tempest_plugin/tests/api/v2/test_transfer_accepts.py b/designate_tempest_plugin/tests/api/v2/test_transfer_accepts.py
index b4ab5c8..616431c 100644
--- a/designate_tempest_plugin/tests/api/v2/test_transfer_accepts.py
+++ b/designate_tempest_plugin/tests/api/v2/test_transfer_accepts.py
@@ -12,12 +12,14 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 from oslo_log import log as logging
+from tempest import config
 from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc
 
 from designate_tempest_plugin.tests import base
 
+CONF = config.CONF
 LOG = logging.getLogger(__name__)
 
 
@@ -27,7 +29,7 @@
 
 
 class TransferAcceptTest(BaseTransferAcceptTest):
-    credentials = ['primary', 'alt', 'admin']
+    credentials = ["primary", "alt", "admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
@@ -50,9 +52,18 @@
         cls.alt_accept_client = cls.os_alt.dns_v2.TransferAcceptClient()
 
         # Admin clients
-        cls.admin_zone_client = cls.os_admin.dns_v2.ZonesClient()
-        cls.admin_request_client = cls.os_admin.dns_v2.TransferRequestClient()
-        cls.admin_accept_client = cls.os_admin.dns_v2.TransferAcceptClient()
+        if CONF.enforce_scope.designate:
+            cls.admin_zone_client = cls.os_system_admin.dns_v2.ZonesClient()
+            cls.admin_request_client = (cls.os_system_admin.dns_v2.
+                                        TransferRequestClient())
+            cls.admin_accept_client = (cls.os_system_admin.dns_v2.
+                                       TransferAcceptClient())
+        else:
+            cls.admin_zone_client = cls.os_admin.dns_v2.ZonesClient()
+            cls.admin_request_client = (cls.os_admin.dns_v2.
+                                        TransferRequestClient())
+            cls.admin_accept_client = (cls.os_admin.dns_v2.
+                                       TransferAcceptClient())
 
     @decorators.idempotent_id('1c6baf97-a83e-4d2e-a5d8-9d37fb7808f3')
     def test_create_transfer_accept(self):
@@ -60,7 +71,7 @@
         _, zone = self.prm_zone_client.create_zone(wait_until='ACTIVE')
         self.addCleanup(
             self.wait_zone_delete, self.admin_zone_client, zone['id'],
-            headers={'x-auth-all-projects': True},
+            headers=self.all_projects_header,
             ignore_errors=lib_exc.NotFound)
 
         LOG.info('Create a zone transfer_request')
@@ -89,7 +100,7 @@
         _, zone = self.prm_zone_client.create_zone(wait_until='ACTIVE')
         self.addCleanup(
             self.wait_zone_delete, self.admin_zone_client, zone['id'],
-            headers={'x-auth-all-projects': True},
+            headers=self.all_projects_header,
             ignore_errors=lib_exc.NotFound)
 
         LOG.info('Create a zone transfer_request')
@@ -125,7 +136,7 @@
         zone = self.prm_zone_client.create_zone(wait_until='ACTIVE')[1]
         self.addCleanup(
             self.wait_zone_delete, self.admin_zone_client, zone['id'],
-            headers={'x-auth-all-projects': True},
+            headers=self.all_projects_header,
             ignore_errors=lib_exc.NotFound)
 
         LOG.info('Create a Primary zone transfer_request')
@@ -170,7 +181,7 @@
             zone = self.prm_zone_client.create_zone(wait_until='ACTIVE')[1]
             self.addCleanup(
                 self.wait_zone_delete, self.admin_zone_client, zone['id'],
-                headers={'x-auth-all-projects': True},
+                headers=self.all_projects_header,
                 ignore_errors=lib_exc.NotFound)
 
             LOG.info('Create a Primary zone transfer_request')
@@ -203,7 +214,7 @@
         admin_client_accept_ids = [
             item['id'] for item in
             self.admin_accept_client.list_transfer_accept(
-                headers={'x-auth-all-projects': True}, params={'limit': 1000})]
+                headers=self.all_projects_header, params={'limit': 1000})]
         for tr_id in transfer_request_ids:
             self.assertIn(
                 tr_id, admin_client_accept_ids,
@@ -217,7 +228,7 @@
         admin_client_accept_ids = [
             item['id'] for item in
             self.admin_accept_client.list_transfer_accept(
-                headers={'x-auth-all-projects': True},
+                headers=self.all_projects_header,
                 params={'status': 'COMPLETE'})]
         for tr_id in transfer_request_ids:
             self.assertIn(
@@ -234,7 +245,7 @@
         admin_client_accept_ids = [
             item['id'] for item in
             self.admin_accept_client.list_transfer_accept(
-                headers={'x-auth-all-projects': True},
+                headers=self.all_projects_header,
                 params={'status': not_existing_status})]
         self.assertEmpty(
             admin_client_accept_ids,
@@ -255,7 +266,7 @@
         # for a zone.
         self.addCleanup(
             self.wait_zone_delete, self.admin_zone_client, zone['id'],
-            headers={'x-auth-all-projects': True},
+            headers=self.all_projects_header,
             ignore_errors=lib_exc.NotFound)
 
         LOG.info('Create a zone transfer_request as primary tenant')
@@ -294,7 +305,7 @@
 
 class TransferAcceptTestNegative(BaseTransferAcceptTest):
 
-    credentials = ['primary', 'alt', 'admin']
+    credentials = ["primary", "alt", "admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
diff --git a/designate_tempest_plugin/tests/api/v2/test_transfer_request.py b/designate_tempest_plugin/tests/api/v2/test_transfer_request.py
index 5878dc9..794fafa 100644
--- a/designate_tempest_plugin/tests/api/v2/test_transfer_request.py
+++ b/designate_tempest_plugin/tests/api/v2/test_transfer_request.py
@@ -12,6 +12,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 from oslo_log import log as logging
+from tempest import config
 from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc
@@ -19,6 +20,7 @@
 from designate_tempest_plugin.tests import base
 from designate_tempest_plugin import data_utils as dns_data_utils
 
+CONF = config.CONF
 LOG = logging.getLogger(__name__)
 
 
@@ -27,7 +29,7 @@
 
 
 class TransferRequestTest(BaseTransferRequestTest):
-    credentials = ['primary', 'alt', 'admin']
+    credentials = ["primary", "alt", "admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
@@ -39,11 +41,15 @@
     def setup_clients(cls):
         super(TransferRequestTest, cls).setup_clients()
 
+        if CONF.enforce_scope.designate:
+            cls.admin_client = (cls.os_system_admin.dns_v2.
+                                TransferRequestClient())
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.TransferRequestClient()
         cls.zone_client = cls.os_primary.dns_v2.ZonesClient()
         cls.alt_zone_client = cls.os_alt.dns_v2.ZonesClient()
         cls.client = cls.os_primary.dns_v2.TransferRequestClient()
         cls.alt_client = cls.os_alt.dns_v2.TransferRequestClient()
-        cls.admin_client = cls.os_admin.dns_v2.TransferRequestClient()
 
     @decorators.idempotent_id('2381d489-ad84-403d-b0a2-8b77e4e966bf')
     def test_create_transfer_request(self):
@@ -233,7 +239,7 @@
         #       pagination limit is only 20, we set a param limit of 1000 here.
         request_ids = [
             item['id'] for item in self.admin_client.list_transfer_requests(
-                headers={'x-auth-all-projects': True},
+                headers=self.all_projects_header,
                 params={'limit': 1000})[1]['transfer_requests']]
 
         for request_id in [primary_transfer_request['id'],
diff --git a/designate_tempest_plugin/tests/api/v2/test_tsigkey.py b/designate_tempest_plugin/tests/api/v2/test_tsigkey.py
index 5cd9512..292b821 100644
--- a/designate_tempest_plugin/tests/api/v2/test_tsigkey.py
+++ b/designate_tempest_plugin/tests/api/v2/test_tsigkey.py
@@ -13,12 +13,14 @@
 #    under the License.
 
 from oslo_log import log as logging
+from tempest import config
 from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc
 
 from designate_tempest_plugin.tests import base
 
+CONF = config.CONF
 LOG = logging.getLogger(__name__)
 
 
@@ -27,7 +29,7 @@
 
 
 class TsigkeyAdminTest(BaseTsigkeyTest):
-    credentials = ['primary', 'admin']
+    credentials = ["primary", "admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
@@ -38,8 +40,11 @@
     @classmethod
     def setup_clients(cls):
         super(TsigkeyAdminTest, cls).setup_clients()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.TsigkeyClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.TsigkeyClient()
         cls.zone_client = cls.os_primary.dns_v2.ZonesClient()
-        cls.admin_client = cls.os_admin.dns_v2.TsigkeyClient()
 
     @decorators.idempotent_id('e7b484e3-7ed5-4840-89d7-1e696986f8e4')
     def test_create_tsigkey(self):
@@ -140,7 +145,7 @@
 
 class TestTsigkeyNotFoundAdmin(BaseTsigkeyTest):
 
-    credentials = ["admin"]
+    credentials = ["admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
@@ -151,7 +156,10 @@
     @classmethod
     def setup_clients(cls):
         super(TestTsigkeyNotFoundAdmin, cls).setup_clients()
-        cls.admin_client = cls.os_admin.dns_v2.TsigkeyClient()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.TsigkeyClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.TsigkeyClient()
 
     @decorators.idempotent_id('824c9b49-edc5-4282-929e-467a158d23e4')
     def test_show_tsigkey_404(self):
@@ -183,7 +191,7 @@
 
 class TestTsigkeyInvalidIdAdmin(BaseTsigkeyTest):
 
-    credentials = ["admin"]
+    credentials = ["admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
@@ -194,7 +202,10 @@
     @classmethod
     def setup_clients(cls):
         super(TestTsigkeyInvalidIdAdmin, cls).setup_clients()
-        cls.admin_client = cls.os_admin.dns_v2.TsigkeyClient()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.TsigkeyClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.TsigkeyClient()
 
     @decorators.idempotent_id('2a8dfc75-9884-4b1c-8f1f-ed835d96f2fe')
     def test_show_tsigkey_invalid_uuid(self):
diff --git a/designate_tempest_plugin/tests/api/v2/test_zone_tasks.py b/designate_tempest_plugin/tests/api/v2/test_zone_tasks.py
index 581b7c2..437c222 100644
--- a/designate_tempest_plugin/tests/api/v2/test_zone_tasks.py
+++ b/designate_tempest_plugin/tests/api/v2/test_zone_tasks.py
@@ -15,6 +15,7 @@
 from socket import gaierror
 
 from oslo_log import log as logging
+from tempest import config
 from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc
 
@@ -25,6 +26,7 @@
 from designate_tempest_plugin.services.dns.query.query_client \
     import SingleQueryClient
 
+CONF = config.CONF
 LOG = logging.getLogger(__name__)
 
 
@@ -34,7 +36,7 @@
 
 
 class ZoneTasks(BaseZonesTest):
-    credentials = ['primary', 'alt', 'admin']
+    credentials = ["primary", "alt", "admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
@@ -45,8 +47,11 @@
     @classmethod
     def setup_clients(cls):
         super(ZoneTasks, cls).setup_clients()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.ZonesClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.ZonesClient()
         cls.client = cls.os_primary.dns_v2.ZonesClient()
-        cls.admin_client = cls.os_admin.dns_v2.ZonesClient()
         cls.alt_client = cls.os_alt.dns_v2.ZonesClient()
 
     @decorators.idempotent_id('287e2cd0-a0e7-11eb-b962-74e5f9e2a801')
@@ -104,7 +109,7 @@
 
 
 class ZoneTasksNegative(BaseZonesTest):
-    credentials = ['primary', 'alt', 'admin']
+    credentials = ["primary", "alt", "admin", "system_admin"]
 
     @classmethod
     def setup_credentials(cls):
@@ -115,8 +120,11 @@
     @classmethod
     def setup_clients(cls):
         super(ZoneTasksNegative, cls).setup_clients()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.ZonesClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.ZonesClient()
         cls.client = cls.os_primary.dns_v2.ZonesClient()
-        cls.admin_client = cls.os_admin.dns_v2.ZonesClient()
         cls.alt_client = cls.os_alt.dns_v2.ZonesClient()
 
     def _query_nameserver(self, nameserver, query_timeout,
diff --git a/designate_tempest_plugin/tests/api/v2/test_zones.py b/designate_tempest_plugin/tests/api/v2/test_zones.py
index dfd0a57..0462d8b 100644
--- a/designate_tempest_plugin/tests/api/v2/test_zones.py
+++ b/designate_tempest_plugin/tests/api/v2/test_zones.py
@@ -13,6 +13,7 @@
 # under the License.
 import uuid
 from oslo_log import log as logging
+from tempest import config
 from tempest.lib import decorators
 from tempest.lib.common.utils import data_utils
 from tempest.lib import exceptions as lib_exc
@@ -24,6 +25,8 @@
 from designate_tempest_plugin.tests import base
 
 from designate_tempest_plugin.common import waiters
+
+CONF = config.CONF
 LOG = logging.getLogger(__name__)
 
 
@@ -33,7 +36,7 @@
 
 
 class ZonesTest(BaseZonesTest):
-    credentials = ['admin', 'primary']
+    credentials = ["admin", "system_admin", "primary"]
 
     @classmethod
     def setup_credentials(cls):
@@ -44,8 +47,11 @@
     @classmethod
     def setup_clients(cls):
         super(ZonesTest, cls).setup_clients()
+        if CONF.enforce_scope.designate:
+            cls.pool_client = cls.os_system_admin.dns_v2.PoolClient()
+        else:
+            cls.pool_client = cls.os_admin.dns_v2.PoolClient()
         cls.client = cls.os_primary.dns_v2.ZonesClient()
-        cls.pool_client = cls.os_admin.dns_v2.PoolClient()
 
     @decorators.idempotent_id('9d2e20fc-e56f-4a62-9c61-9752a9ec615c')
     def test_create_zones(self):
@@ -192,7 +198,7 @@
 
 
 class ZonesAdminTest(BaseZonesTest):
-    credentials = ['primary', 'admin', 'alt']
+    credentials = ["primary", "admin", "system_admin", "alt"]
 
     @classmethod
     def setup_credentials(cls):
@@ -203,8 +209,11 @@
     @classmethod
     def setup_clients(cls):
         super(ZonesAdminTest, cls).setup_clients()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.ZonesClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.ZonesClient()
         cls.client = cls.os_primary.dns_v2.ZonesClient()
-        cls.admin_client = cls.os_admin.dns_v2.ZonesClient()
         cls.alt_client = cls.os_alt.dns_v2.ZonesClient()
 
     @decorators.idempotent_id('f6fe8cce-8b04-11eb-a861-74e5f9e2a801')
@@ -261,19 +270,22 @@
             self.alt_client, alt_zone['id'], 'ACTIVE')
 
         LOG.info('Create zone "C" using Admin client')
-        admin_zone = self.admin_client.create_zone()[1]
+        admin_zone = self.admin_client.create_zone(
+            project_id="FakeProjectID")[1]
         self.addCleanup(
-            self.wait_zone_delete, self.admin_client, admin_zone['id'])
+            self.wait_zone_delete, self.admin_client, admin_zone['id'],
+            headers=self.all_projects_header)
         LOG.info('Wait till the zone is ACTIVE')
         waiters.wait_for_zone_status(
-            self.admin_client, admin_zone['id'], 'ACTIVE')
+            self.admin_client, admin_zone['id'], 'ACTIVE',
+            headers=self.all_projects_header)
 
         LOG.info('As admin user list all projects zones')
         # Note: This is an all-projects list call, so other tests running
         #       in parallel will impact the list result set. Since the default
         #       pagination limit is only 20, we set a param limit of 1000 here.
         body = self.admin_client.list_zones(
-            headers={'x-auth-all-projects': True},
+            headers=self.all_projects_header,
             params={'limit': 1000})[1]['zones']
         listed_zone_ids = [item['id'] for item in body]
 
@@ -288,7 +300,7 @@
 
 
 class ZoneOwnershipTest(BaseZonesTest):
-    credentials = ['primary', 'alt']
+    credentials = ["primary", "alt"]
 
     @classmethod
     def setup_credentials(cls):
diff --git a/designate_tempest_plugin/tests/api/v2/test_zones_exports.py b/designate_tempest_plugin/tests/api/v2/test_zones_exports.py
index e07f32a..4841d18 100644
--- a/designate_tempest_plugin/tests/api/v2/test_zones_exports.py
+++ b/designate_tempest_plugin/tests/api/v2/test_zones_exports.py
@@ -13,11 +13,13 @@
 #    under the License.
 
 from oslo_log import log as logging
+from tempest import config
 from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc
 
 from designate_tempest_plugin.tests import base
 
+CONF = config.CONF
 LOG = logging.getLogger(__name__)
 
 
@@ -27,7 +29,7 @@
 
 
 class ZonesExportTest(BaseZoneExportsTest):
-    credentials = ['primary', 'admin', 'alt']
+    credentials = ["primary", "admin", "system_admin", "alt"]
 
     @classmethod
     def setup_credentials(cls):
@@ -38,11 +40,14 @@
     @classmethod
     def setup_clients(cls):
         super(ZonesExportTest, cls).setup_clients()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.ZoneExportsClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.ZoneExportsClient()
         cls.zone_client = cls.os_primary.dns_v2.ZonesClient()
         cls.alt_zone_client = cls.os_alt.dns_v2.ZonesClient()
         cls.client = cls.os_primary.dns_v2.ZoneExportsClient()
         cls.alt_client = cls.os_alt.dns_v2.ZoneExportsClient()
-        cls.admin_client = cls.os_admin.dns_v2.ZoneExportsClient()
 
     @decorators.idempotent_id('2dd8a9a0-98a2-4bf6-bb51-286583b30f40')
     def test_create_zone_export(self):
@@ -150,7 +155,7 @@
         #       pagination limit is only 20, we set a param limit of 1000 here.
         listed_exports_ids = [
             item['id'] for item in self.admin_client.list_zone_exports(
-                headers={'x-auth-all-projects': True},
+                headers=self.all_projects_header,
                 params={'limit': 1000})[1]['exports']]
 
         LOG.info('Make sure that all previously created zone '
@@ -185,7 +190,7 @@
                  ' expected: empty list')
         self.assertEqual(
             [], self.admin_client.list_zone_exports(
-                headers={'x-auth-all-projects': True},
+                headers=self.all_projects_header,
                 params={'status': 'ZAHLABUT'})[1]['exports'],
             'Failed, filtered result is expected to be empty.')
 
@@ -193,7 +198,7 @@
                  ' expected: empty list')
         self.assertEqual(
             [], self.admin_client.list_zone_exports(
-                headers={'x-auth-all-projects': True},
+                headers=self.all_projects_header,
                 params={'message': 'ZABABUN'})[1]['exports'],
             'Failed, filtered result is expected to be empty.')
 
@@ -201,7 +206,7 @@
                  'a primary zone. Expected: single zone export is listed')
         self.assertEqual(
             1, len(self.admin_client.list_zone_exports(
-                headers={'x-auth-all-projects': True},
+                headers=self.all_projects_header,
                 params={'zone_id': primary_zone['id']})[1]['exports']),
             'Failed, filtered result should contain a single zone '
             '(primary zone export)')
@@ -210,13 +215,13 @@
                  'an alt zone expected: empty list (it was deleted)')
         self.assertEqual(
             [], self.admin_client.list_zone_exports(
-                headers={'x-auth-all-projects': True},
+                headers=self.all_projects_header,
                 params={'zone_id': alt_zone['id']})[1]['exports'],
             'Failed, filtered result should be empty.')
 
 
 class ZonesExportTestNegative(BaseZoneExportsTest):
-    credentials = ['primary', 'alt']
+    credentials = ["primary", "alt"]
 
     @classmethod
     def setup_credentials(cls):
diff --git a/designate_tempest_plugin/tests/api/v2/test_zones_imports.py b/designate_tempest_plugin/tests/api/v2/test_zones_imports.py
index 7f1261b..510708d 100644
--- a/designate_tempest_plugin/tests/api/v2/test_zones_imports.py
+++ b/designate_tempest_plugin/tests/api/v2/test_zones_imports.py
@@ -13,6 +13,7 @@
 #    under the License.
 
 from oslo_log import log as logging
+from tempest import config
 from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc
 
@@ -21,6 +22,7 @@
 from designate_tempest_plugin.tests import base
 from designate_tempest_plugin import data_utils as dns_data_utils
 
+CONF = config.CONF
 LOG = logging.getLogger(__name__)
 
 
@@ -30,7 +32,7 @@
 
 
 class ZonesImportTest(BaseZonesImportTest):
-    credentials = ['primary', 'admin', 'alt']
+    credentials = ["primary", "admin", "system_admin", "alt"]
 
     @classmethod
     def setup_credentials(cls):
@@ -41,10 +43,13 @@
     @classmethod
     def setup_clients(cls):
         super(ZonesImportTest, cls).setup_clients()
+        if CONF.enforce_scope.designate:
+            cls.admin_client = cls.os_system_admin.dns_v2.ZoneImportsClient()
+        else:
+            cls.admin_client = cls.os_admin.dns_v2.ZoneImportsClient()
         cls.zone_client = cls.os_primary.dns_v2.ZonesClient()
         cls.client = cls.os_primary.dns_v2.ZoneImportsClient()
         cls.alt_client = cls.os_alt.dns_v2.ZoneImportsClient()
-        cls.admin_client = cls.os_admin.dns_v2.ZoneImportsClient()
 
     def clean_up_resources(self, zone_import_id):
         zone_import = self.client.show_zone_import(zone_import_id)[1]
@@ -195,15 +200,15 @@
                  '"x-auth-all-projects" HTTP header, Expected: 403 Forbidden')
         self.assertRaises(
             lib_exc.Forbidden, lambda: self.alt_client.list_zone_imports(
-                headers={'x-auth-all-projects': True}))
+                headers=self.all_projects_header))
 
         LOG.info('As Admin tenant list import zones for all projects')
         # Note: This is an all-projects list call, so other tests running
         #       in parallel will impact the list result set. Since the default
         #       pagination limit is only 20, we set a param limit of 1000 here.
-        body = self.admin_client.list_zone_imports(headers={
-                'x-auth-all-projects': True},
-                params={'limit': 1000})[1]['imports']
+        body = self.admin_client.list_zone_imports(
+            headers=self.all_projects_header,
+            params={'limit': 1000})[1]['imports']
 
         LOG.info('Ensure the fetched response includes previously '
                  'created import ID')
diff --git a/designate_tempest_plugin/tests/base.py b/designate_tempest_plugin/tests/base.py
index 6f2845e..82d18fd 100644
--- a/designate_tempest_plugin/tests/base.py
+++ b/designate_tempest_plugin/tests/base.py
@@ -136,6 +136,8 @@
 class BaseDnsV2Test(BaseDnsTest):
     """Base class for DNS V2 API tests."""
 
+    all_projects_header = {'X-Auth-All-Projects': True}
+
     @classmethod
     def skip_checks(cls):
         super(BaseDnsV2Test, cls).skip_checks()