diff --git a/patrole_tempest_plugin/tests/api/compute/test_aggregates_rbac.py b/patrole_tempest_plugin/tests/api/compute/test_aggregates_rbac.py
index d6287f2..db504c0 100644
--- a/patrole_tempest_plugin/tests/api/compute/test_aggregates_rbac.py
+++ b/patrole_tempest_plugin/tests/api/compute/test_aggregates_rbac.py
@@ -13,25 +13,23 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from tempest import config
 from tempest.lib.common.utils import data_utils
 from tempest.lib.common.utils import test_utils
 from tempest.lib import decorators
+from tempest import test
 
 from patrole_tempest_plugin import rbac_rule_validation
 from patrole_tempest_plugin.tests.api.compute import rbac_base
 
-CONF = config.CONF
-
 
 class AggregatesRbacTest(rbac_base.BaseV2ComputeRbacTest):
 
     @classmethod
     def skip_checks(cls):
         super(AggregatesRbacTest, cls).skip_checks()
-        if not CONF.compute_feature_enabled.api_extensions:
-            raise cls.skipException(
-                '%s skipped as no compute extensions enabled' % cls.__name__)
+        if not test.is_extension_enabled('os-aggregates', 'compute'):
+            msg = "%s skipped as os-aggregates not enabled." % cls.__name__
+            raise cls.skipException(msg)
 
     @classmethod
     def setup_clients(cls):
diff --git a/patrole_tempest_plugin/tests/api/compute/test_attach_interfaces_rbac.py b/patrole_tempest_plugin/tests/api/compute/test_attach_interfaces_rbac.py
index 7241c98..90b60c9 100644
--- a/patrole_tempest_plugin/tests/api/compute/test_attach_interfaces_rbac.py
+++ b/patrole_tempest_plugin/tests/api/compute/test_attach_interfaces_rbac.py
@@ -17,6 +17,7 @@
 from tempest import config
 from tempest.lib.common.utils import test_utils
 from tempest.lib import decorators
+from tempest import test
 
 from patrole_tempest_plugin import rbac_rule_validation
 from patrole_tempest_plugin.tests.api.compute import rbac_base
@@ -34,9 +35,10 @@
     @classmethod
     def skip_checks(cls):
         super(AttachInterfacesRbacTest, cls).skip_checks()
-        if not CONF.compute_feature_enabled.api_extensions:
-            raise cls.skipException(
-                '%s skipped as no compute extensions enabled' % cls.__name__)
+        if not test.is_extension_enabled('os-attach-interfaces', 'compute'):
+            msg = ("%s skipped as os-attach-interfaces not "
+                   "enabled." % cls.__name__)
+            raise cls.skipException(msg)
         if not CONF.compute_feature_enabled.interface_attach:
             raise cls.skipException(
                 "%s skipped as interface attachment is not available"
diff --git a/patrole_tempest_plugin/tests/api/compute/test_availability_zone_rbac.py b/patrole_tempest_plugin/tests/api/compute/test_availability_zone_rbac.py
index 35d5a8a..0743d7c 100644
--- a/patrole_tempest_plugin/tests/api/compute/test_availability_zone_rbac.py
+++ b/patrole_tempest_plugin/tests/api/compute/test_availability_zone_rbac.py
@@ -12,6 +12,7 @@
 #    under the License.
 
 from tempest.lib import decorators
+from tempest import test
 
 from patrole_tempest_plugin import rbac_rule_validation
 from patrole_tempest_plugin.tests.api.compute import rbac_base
@@ -20,6 +21,14 @@
 class NovaAvailabilityZoneRbacTest(rbac_base.BaseV2ComputeRbacTest):
 
     @classmethod
+    def skip_checks(cls):
+        super(NovaAvailabilityZoneRbacTest, cls).skip_checks()
+        if not test.is_extension_enabled('os-availability-zone', 'compute'):
+            msg = ("%s skipped as os-availability-zone not "
+                   "enabled." % cls.__name__)
+            raise cls.skipException(msg)
+
+    @classmethod
     def setup_clients(cls):
         super(NovaAvailabilityZoneRbacTest, cls).setup_clients()
         cls.client = cls.availability_zone_client
diff --git a/patrole_tempest_plugin/tests/api/compute/test_hosts_rbac.py b/patrole_tempest_plugin/tests/api/compute/test_hosts_rbac.py
index d459f9c..0b7f2d1 100644
--- a/patrole_tempest_plugin/tests/api/compute/test_hosts_rbac.py
+++ b/patrole_tempest_plugin/tests/api/compute/test_hosts_rbac.py
@@ -13,14 +13,12 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from tempest import config
 from tempest.lib import decorators
+from tempest import test
 
 from patrole_tempest_plugin import rbac_rule_validation
 from patrole_tempest_plugin.tests.api.compute import rbac_base
 
-CONF = config.CONF
-
 
 class HostsRbacTest(rbac_base.BaseV2ComputeRbacTest):
 
@@ -32,9 +30,9 @@
     @classmethod
     def skip_checks(cls):
         super(HostsRbacTest, cls).skip_checks()
-        if not CONF.compute_feature_enabled.api_extensions:
-            raise cls.skipException(
-                '%s skipped as no compute extensions enabled' % cls.__name__)
+        if not test.is_extension_enabled('os-hosts', 'compute'):
+            msg = "%s skipped as os-hosts not enabled." % cls.__name__
+            raise cls.skipException(msg)
 
     @decorators.idempotent_id('035b7935-2fae-4218-8d37-27fa83097494')
     @rbac_rule_validation.action(
diff --git a/patrole_tempest_plugin/tests/api/compute/test_ips_rbac.py b/patrole_tempest_plugin/tests/api/compute/test_ips_rbac.py
index 96fa243..600cfbe 100644
--- a/patrole_tempest_plugin/tests/api/compute/test_ips_rbac.py
+++ b/patrole_tempest_plugin/tests/api/compute/test_ips_rbac.py
@@ -15,6 +15,7 @@
 
 from tempest import config
 from tempest.lib import decorators
+from tempest import test
 
 from patrole_tempest_plugin import rbac_rule_validation
 from patrole_tempest_plugin.tests.api.compute import rbac_base
@@ -32,9 +33,9 @@
     @classmethod
     def skip_checks(cls):
         super(IpsRbacTest, cls).skip_checks()
-        if not CONF.compute_feature_enabled.api_extensions:
-            raise cls.skipException(
-                '%s skipped as no compute extensions enabled' % cls.__name__)
+        if not test.is_extension_enabled('os-ips', 'compute'):
+            msg = "%s skipped as os-ips not enabled." % cls.__name__
+            raise cls.skipException(msg)
         if not CONF.service_available.neutron:
             raise cls.skipException(
                 '%s skipped as Neutron is required' % cls.__name__)
diff --git a/patrole_tempest_plugin/tests/api/compute/test_limits_rbac.py b/patrole_tempest_plugin/tests/api/compute/test_limits_rbac.py
index eb0e686..f16a635 100644
--- a/patrole_tempest_plugin/tests/api/compute/test_limits_rbac.py
+++ b/patrole_tempest_plugin/tests/api/compute/test_limits_rbac.py
@@ -11,14 +11,12 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from tempest import config
 from tempest.lib import decorators
+from tempest import test
 
 from patrole_tempest_plugin import rbac_rule_validation
 from patrole_tempest_plugin.tests.api.compute import rbac_base
 
-CONF = config.CONF
-
 
 class LimitsRbacTest(rbac_base.BaseV2ComputeRbacTest):
 
@@ -30,9 +28,9 @@
     @classmethod
     def skip_checks(cls):
         super(LimitsRbacTest, cls).skip_checks()
-        if not CONF.compute_feature_enabled.api_extensions:
-            raise cls.skipException(
-                '%s skipped as no compute extensions enabled' % cls.__name__)
+        if not test.is_extension_enabled('os-limits', 'compute'):
+            msg = "%s skipped as os-limits not enabled." % cls.__name__
+            raise cls.skipException(msg)
 
     @rbac_rule_validation.action(service="nova",
                                  rule="os_compute_api:limits")
diff --git a/patrole_tempest_plugin/tests/api/compute/test_migrations_rbac.py b/patrole_tempest_plugin/tests/api/compute/test_migrations_rbac.py
index fda9071..b6c6c5f 100644
--- a/patrole_tempest_plugin/tests/api/compute/test_migrations_rbac.py
+++ b/patrole_tempest_plugin/tests/api/compute/test_migrations_rbac.py
@@ -13,14 +13,12 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from tempest import config
 from tempest.lib import decorators
+from tempest import test
 
 from patrole_tempest_plugin import rbac_rule_validation
 from patrole_tempest_plugin.tests.api.compute import rbac_base
 
-CONF = config.CONF
-
 
 class MigrationsRbacTest(rbac_base.BaseV2ComputeRbacTest):
 
@@ -32,9 +30,9 @@
     @classmethod
     def skip_checks(cls):
         super(MigrationsRbacTest, cls).skip_checks()
-        if not CONF.compute_feature_enabled.api_extensions:
-            raise cls.skipException(
-                '%s skipped as no compute extensions enabled' % cls.__name__)
+        if not test.is_extension_enabled('os-migrations', 'compute'):
+            msg = "%s skipped as os-migrations not enabled." % cls.__name__
+            raise cls.skipException(msg)
 
     @decorators.idempotent_id('5795231c-3729-448c-a072-9a225db1a328')
     @rbac_rule_validation.action(
diff --git a/patrole_tempest_plugin/tests/api/compute/test_rescue_rbac.py b/patrole_tempest_plugin/tests/api/compute/test_rescue_rbac.py
index acf9bd6..277ba1b 100644
--- a/patrole_tempest_plugin/tests/api/compute/test_rescue_rbac.py
+++ b/patrole_tempest_plugin/tests/api/compute/test_rescue_rbac.py
@@ -13,14 +13,12 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from tempest import config
 from tempest.lib import decorators
+from tempest import test
 
 from patrole_tempest_plugin import rbac_rule_validation
 from patrole_tempest_plugin.tests.api.compute import rbac_base
 
-CONF = config.CONF
-
 
 class RescueRbacTest(rbac_base.BaseV2ComputeRbacTest):
 
@@ -32,9 +30,9 @@
     @classmethod
     def skip_checks(cls):
         super(RescueRbacTest, cls).skip_checks()
-        if not CONF.compute_feature_enabled.api_extensions:
-            raise cls.skipException(
-                '%s skipped as no compute extensions enabled' % cls.__name__)
+        if not test.is_extension_enabled('os-rescue', 'compute'):
+            msg = "%s skipped as os-rescue not enabled." % cls.__name__
+            raise cls.skipException(msg)
 
     @classmethod
     def resource_setup(cls):
diff --git a/patrole_tempest_plugin/tests/api/compute/test_server_diagnostics_rbac.py b/patrole_tempest_plugin/tests/api/compute/test_server_diagnostics_rbac.py
index dd810a5..2a309e3 100644
--- a/patrole_tempest_plugin/tests/api/compute/test_server_diagnostics_rbac.py
+++ b/patrole_tempest_plugin/tests/api/compute/test_server_diagnostics_rbac.py
@@ -13,14 +13,12 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from tempest import config
 from tempest.lib import decorators
+from tempest import test
 
 from patrole_tempest_plugin import rbac_rule_validation
 from patrole_tempest_plugin.tests.api.compute import rbac_base
 
-CONF = config.CONF
-
 
 class ServerDiagnosticsRbacTest(rbac_base.BaseV2ComputeRbacTest):
 
@@ -32,9 +30,10 @@
     @classmethod
     def skip_checks(cls):
         super(ServerDiagnosticsRbacTest, cls).skip_checks()
-        if not CONF.compute_feature_enabled.api_extensions:
-            raise cls.skipException(
-                '%s skipped as no compute extensions enabled' % cls.__name__)
+        if not test.is_extension_enabled('os-server-diagnostics', 'compute'):
+            msg = ("%s skipped as os-server-diagnostics not "
+                   "enabled." % cls.__name__)
+            raise cls.skipException(msg)
 
     @classmethod
     def resource_setup(cls):
diff --git a/patrole_tempest_plugin/tests/api/compute/test_server_groups_rbac.py b/patrole_tempest_plugin/tests/api/compute/test_server_groups_rbac.py
index b89750d..a75f550 100644
--- a/patrole_tempest_plugin/tests/api/compute/test_server_groups_rbac.py
+++ b/patrole_tempest_plugin/tests/api/compute/test_server_groups_rbac.py
@@ -13,14 +13,12 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from tempest import config
 from tempest.lib import decorators
+from tempest import test
 
 from patrole_tempest_plugin import rbac_rule_validation
 from patrole_tempest_plugin.tests.api.compute import rbac_base
 
-CONF = config.CONF
-
 
 class ServerGroupsRbacTest(rbac_base.BaseV2ComputeRbacTest):
 
@@ -32,9 +30,9 @@
     @classmethod
     def skip_checks(cls):
         super(ServerGroupsRbacTest, cls).skip_checks()
-        if not CONF.compute_feature_enabled.api_extensions:
-            raise cls.skipException(
-                '%s skipped as no compute extensions enabled' % cls.__name__)
+        if not test.is_extension_enabled('os-server-groups', 'compute'):
+            msg = "%s skipped as os-server-groups not enabled." % cls.__name__
+            raise cls.skipException(msg)
 
     @classmethod
     def resource_setup(cls):
diff --git a/patrole_tempest_plugin/tests/api/compute/test_server_usage_rbac.py b/patrole_tempest_plugin/tests/api/compute/test_server_usage_rbac.py
index 4493826..8f836a6 100644
--- a/patrole_tempest_plugin/tests/api/compute/test_server_usage_rbac.py
+++ b/patrole_tempest_plugin/tests/api/compute/test_server_usage_rbac.py
@@ -13,14 +13,12 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from tempest import config
 from tempest.lib import decorators
+from tempest import test
 
 from patrole_tempest_plugin import rbac_rule_validation
 from patrole_tempest_plugin.tests.api.compute import rbac_base
 
-CONF = config.CONF
-
 
 class ServerUsageRbacTest(rbac_base.BaseV2ComputeRbacTest):
 
@@ -32,9 +30,9 @@
     @classmethod
     def skip_checks(cls):
         super(ServerUsageRbacTest, cls).skip_checks()
-        if not CONF.compute_feature_enabled.api_extensions:
-            raise cls.skipException(
-                '%s skipped as no compute extensions enabled' % cls.__name__)
+        if not test.is_extension_enabled('OS-SRV-USG', 'compute'):
+            msg = "%s skipped as OS-SRV-USG not enabled." % cls.__name__
+            raise cls.skipException(msg)
 
     @classmethod
     def resource_setup(cls):
diff --git a/patrole_tempest_plugin/tests/api/compute/test_simple_tenant_usage_rbac.py b/patrole_tempest_plugin/tests/api/compute/test_simple_tenant_usage_rbac.py
index 5b1ede0..5ecc32a 100644
--- a/patrole_tempest_plugin/tests/api/compute/test_simple_tenant_usage_rbac.py
+++ b/patrole_tempest_plugin/tests/api/compute/test_simple_tenant_usage_rbac.py
@@ -13,14 +13,12 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from tempest import config
 from tempest.lib import decorators
+from tempest import test
 
 from patrole_tempest_plugin import rbac_rule_validation
 from patrole_tempest_plugin.tests.api.compute import rbac_base
 
-CONF = config.CONF
-
 
 class SimpleTenantUsageRbacTest(rbac_base.BaseV2ComputeRbacTest):
 
@@ -32,9 +30,10 @@
     @classmethod
     def skip_checks(cls):
         super(SimpleTenantUsageRbacTest, cls).skip_checks()
-        if not CONF.compute_feature_enabled.api_extensions:
-            raise cls.skipException(
-                '%s skipped as no compute extensions enabled' % cls.__name__)
+        if not test.is_extension_enabled('os-simple-tenant-usage', 'compute'):
+            msg = ("%s skipped as os-simple-tenant-usage not "
+                   "enabled." % cls.__name__)
+            raise cls.skipException(msg)
 
     @rbac_rule_validation.action(
         service="nova",