diff --git a/neutron/extensions/servicetype.py b/neutron/extensions/servicetype.py
index 567d22360dc..9e183e8831f 100644
--- a/neutron/extensions/servicetype.py
+++ b/neutron/extensions/servicetype.py
@@ -13,70 +13,28 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+from neutron_lib.api.definitions import servicetype as apidef
 from neutron_lib.api import extensions as api_extensions
 
-from neutron._i18n import _
 from neutron.api import extensions
 from neutron.api.v2 import base
 from neutron.db import servicetype_db
 
 
-RESOURCE_NAME = "service_provider"
-COLLECTION_NAME = "%ss" % RESOURCE_NAME
-SERVICE_ATTR = 'service_type'
-PLUGIN_ATTR = 'plugin'
-DRIVER_ATTR = 'driver'
-EXT_ALIAS = 'service-type'
+class Servicetype(api_extensions.APIExtensionDescriptor):
 
-# Attribute Map for Service Provider Resource
-# Allow read-only access
-RESOURCE_ATTRIBUTE_MAP = {
-    COLLECTION_NAME: {
-        'service_type': {'allow_post': False, 'allow_put': False,
-                         'is_visible': True},
-        'name': {'allow_post': False, 'allow_put': False,
-                 'is_visible': True},
-        'default': {'allow_post': False, 'allow_put': False,
-                    'is_visible': True},
-    }
-}
-
-
-class Servicetype(api_extensions.ExtensionDescriptor):
-
-    @classmethod
-    def get_name(cls):
-        return _("Neutron Service Type Management")
-
-    @classmethod
-    def get_alias(cls):
-        return EXT_ALIAS
-
-    @classmethod
-    def get_description(cls):
-        return _("API for retrieving service providers for "
-                 "Neutron advanced services")
-
-    @classmethod
-    def get_updated(cls):
-        return "2013-01-20T00:00:00-00:00"
+    api_definition = apidef
 
     @classmethod
     def get_resources(cls):
         """Returns Extended Resource for service type management."""
-        attr_map = RESOURCE_ATTRIBUTE_MAP[COLLECTION_NAME]
-        collection_name = COLLECTION_NAME.replace('_', '-')
+        attr_map = apidef.RESOURCE_ATTRIBUTE_MAP[apidef.COLLECTION_NAME]
+        collection_name = apidef.COLLECTION_NAME.replace('_', '-')
         controller = base.create_resource(
             collection_name,
-            RESOURCE_NAME,
+            apidef.RESOURCE_NAME,
             servicetype_db.ServiceTypeManager.get_instance(),
             attr_map)
         return [extensions.ResourceExtension(collection_name,
                                              controller,
                                              attr_map=attr_map)]
-
-    def get_extended_resources(self, version):
-        if version == "2.0":
-            return RESOURCE_ATTRIBUTE_MAP
-        else:
-            return {}
diff --git a/neutron/tests/unit/dummy_plugin.py b/neutron/tests/unit/dummy_plugin.py
index cfef0cf63a4..45617b84d86 100644
--- a/neutron/tests/unit/dummy_plugin.py
+++ b/neutron/tests/unit/dummy_plugin.py
@@ -13,6 +13,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+from neutron_lib.api.definitions import servicetype as svctype_apidef
 from neutron_lib import exceptions
 from neutron_lib.plugins import directory
 from neutron_lib.services import base as service_base
@@ -21,7 +22,6 @@ from oslo_utils import uuidutils
 from neutron.api import extensions
 from neutron.api.v2 import base
 from neutron.db import servicetype_db
-from neutron.extensions import servicetype
 from neutron import neutron_plugin_base_v2
 
 
@@ -87,7 +87,7 @@ class DummyServicePlugin(service_base.ServicePluginBase):
         or VPN will adopt a similar solution.
     """
 
-    supported_extension_aliases = [RESOURCE_NAME, servicetype.EXT_ALIAS]
+    supported_extension_aliases = [RESOURCE_NAME, svctype_apidef.ALIAS]
     path_prefix = "/dummy_svc"
     agent_notifiers = {RESOURCE_NAME: 'dummy_agent_notifier'}
 
diff --git a/neutron/tests/unit/extensions/test_servicetype.py b/neutron/tests/unit/extensions/test_servicetype.py
index c6eb7ccd9da..c9252cc817d 100644
--- a/neutron/tests/unit/extensions/test_servicetype.py
+++ b/neutron/tests/unit/extensions/test_servicetype.py
@@ -14,6 +14,7 @@
 #    under the License.
 
 import mock
+from neutron_lib.api.definitions import servicetype as svctype_apidef
 from neutron_lib import context
 from neutron_lib import exceptions as n_exc
 from neutron_lib.plugins import constants
@@ -197,7 +198,7 @@ class ServiceTypeExtensionTestCaseBase(testlib_api.WebTestCase):
         ext_mgr = TestServiceTypeExtensionManager()
         self.ext_mdw = test_extensions.setup_extensions_middleware(ext_mgr)
         self.api = webtest.TestApp(self.ext_mdw)
-        self.resource_name = servicetype.RESOURCE_NAME.replace('-', '_')
+        self.resource_name = svctype_apidef.RESOURCE_NAME.replace('-', '_')
         super(ServiceTypeExtensionTestCaseBase, self).setUp()