diff --git a/releasenotes/notes/remove-compute-api-extensions-config-b8564f60f4fa5495.yaml b/releasenotes/notes/remove-compute-api-extensions-config-b8564f60f4fa5495.yaml
new file mode 100644
index 0000000..55df775
--- /dev/null
+++ b/releasenotes/notes/remove-compute-api-extensions-config-b8564f60f4fa5495.yaml
@@ -0,0 +1,5 @@
+---
+upgrade:
+  - |
+    Remove deprecated config option ``api_extensions`` from
+    ``compute_feature_enabled`` groups.
diff --git a/tempest/api/compute/admin/test_flavors.py b/tempest/api/compute/admin/test_flavors.py
index d6b6b7e..294b1ab 100644
--- a/tempest/api/compute/admin/test_flavors.py
+++ b/tempest/api/compute/admin/test_flavors.py
@@ -16,7 +16,6 @@
 import uuid
 
 from tempest.api.compute import base
-from tempest.common import utils
 from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc
@@ -26,13 +25,6 @@
     """Tests Flavors API Create and Delete that require admin privileges"""
 
     @classmethod
-    def skip_checks(cls):
-        super(FlavorsAdminTestJSON, cls).skip_checks()
-        if not utils.is_extension_enabled('OS-FLV-EXT-DATA', 'compute'):
-            msg = "OS-FLV-EXT-DATA extension not enabled."
-            raise cls.skipException(msg)
-
-    @classmethod
     def resource_setup(cls):
         super(FlavorsAdminTestJSON, cls).resource_setup()
 
diff --git a/tempest/api/compute/admin/test_flavors_access.py b/tempest/api/compute/admin/test_flavors_access.py
index 87ab7c7..c86ff76 100644
--- a/tempest/api/compute/admin/test_flavors_access.py
+++ b/tempest/api/compute/admin/test_flavors_access.py
@@ -14,7 +14,6 @@
 #    under the License.
 
 from tempest.api.compute import base
-from tempest.common import utils
 from tempest.lib import decorators
 
 
@@ -25,13 +24,6 @@
     """
 
     @classmethod
-    def skip_checks(cls):
-        super(FlavorsAccessTestJSON, cls).skip_checks()
-        if not utils.is_extension_enabled('OS-FLV-EXT-DATA', 'compute'):
-            msg = "OS-FLV-EXT-DATA extension not enabled."
-            raise cls.skipException(msg)
-
-    @classmethod
     def resource_setup(cls):
         super(FlavorsAccessTestJSON, cls).resource_setup()
 
diff --git a/tempest/api/compute/admin/test_flavors_access_negative.py b/tempest/api/compute/admin/test_flavors_access_negative.py
index ac09cb0..3b38693 100644
--- a/tempest/api/compute/admin/test_flavors_access_negative.py
+++ b/tempest/api/compute/admin/test_flavors_access_negative.py
@@ -14,7 +14,6 @@
 #    under the License.
 
 from tempest.api.compute import base
-from tempest.common import utils
 from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc
 
@@ -28,13 +27,6 @@
     credentials = ['primary', 'admin', 'alt']
 
     @classmethod
-    def skip_checks(cls):
-        super(FlavorsAccessNegativeTestJSON, cls).skip_checks()
-        if not utils.is_extension_enabled('OS-FLV-EXT-DATA', 'compute'):
-            msg = "OS-FLV-EXT-DATA extension not enabled."
-            raise cls.skipException(msg)
-
-    @classmethod
     def resource_setup(cls):
         super(FlavorsAccessNegativeTestJSON, cls).resource_setup()
 
diff --git a/tempest/api/compute/admin/test_flavors_extra_specs.py b/tempest/api/compute/admin/test_flavors_extra_specs.py
index 10018fe..da95660 100644
--- a/tempest/api/compute/admin/test_flavors_extra_specs.py
+++ b/tempest/api/compute/admin/test_flavors_extra_specs.py
@@ -14,7 +14,6 @@
 #    under the License.
 
 from tempest.api.compute import base
-from tempest.common import utils
 from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 
@@ -27,13 +26,6 @@
     """
 
     @classmethod
-    def skip_checks(cls):
-        super(FlavorsExtraSpecsTestJSON, cls).skip_checks()
-        if not utils.is_extension_enabled('OS-FLV-EXT-DATA', 'compute'):
-            msg = "OS-FLV-EXT-DATA extension not enabled."
-            raise cls.skipException(msg)
-
-    @classmethod
     def resource_setup(cls):
         super(FlavorsExtraSpecsTestJSON, cls).resource_setup()
         flavor_name = data_utils.rand_name('test_flavor')
diff --git a/tempest/api/compute/admin/test_flavors_extra_specs_negative.py b/tempest/api/compute/admin/test_flavors_extra_specs_negative.py
index 721acca..6822614 100644
--- a/tempest/api/compute/admin/test_flavors_extra_specs_negative.py
+++ b/tempest/api/compute/admin/test_flavors_extra_specs_negative.py
@@ -15,7 +15,6 @@
 #    under the License.
 
 from tempest.api.compute import base
-from tempest.common import utils
 from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 from tempest.lib import exceptions as lib_exc
@@ -28,13 +27,6 @@
     """
 
     @classmethod
-    def skip_checks(cls):
-        super(FlavorsExtraSpecsNegativeTestJSON, cls).skip_checks()
-        if not utils.is_extension_enabled('OS-FLV-EXT-DATA', 'compute'):
-            msg = "OS-FLV-EXT-DATA extension not enabled."
-            raise cls.skipException(msg)
-
-    @classmethod
     def resource_setup(cls):
         super(FlavorsExtraSpecsNegativeTestJSON, cls).resource_setup()
 
diff --git a/tempest/api/compute/servers/test_server_group.py b/tempest/api/compute/servers/test_server_group.py
index 4811a7b..4b6d45a 100644
--- a/tempest/api/compute/servers/test_server_group.py
+++ b/tempest/api/compute/servers/test_server_group.py
@@ -17,7 +17,6 @@
 
 from tempest.api.compute import base
 from tempest.common import compute
-from tempest.common import utils
 from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 
@@ -32,13 +31,6 @@
     create_default_network = True
 
     @classmethod
-    def skip_checks(cls):
-        super(ServerGroupTestJSON, cls).skip_checks()
-        if not utils.is_extension_enabled('os-server-groups', 'compute'):
-            msg = "os-server-groups extension is not enabled."
-            raise cls.skipException(msg)
-
-    @classmethod
     def setup_clients(cls):
         super(ServerGroupTestJSON, cls).setup_clients()
         cls.client = cls.server_groups_client
diff --git a/tempest/api/compute/servers/test_server_tags.py b/tempest/api/compute/servers/test_server_tags.py
index c988788..cdeaae5 100644
--- a/tempest/api/compute/servers/test_server_tags.py
+++ b/tempest/api/compute/servers/test_server_tags.py
@@ -14,7 +14,6 @@
 #    under the License.
 
 from tempest.api.compute import base
-from tempest.common import utils
 from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 
@@ -28,13 +27,6 @@
     create_default_network = True
 
     @classmethod
-    def skip_checks(cls):
-        super(ServerTagsTestJSON, cls).skip_checks()
-        if not utils.is_extension_enabled('os-server-tags', 'compute'):
-            msg = "os-server-tags extension is not enabled."
-            raise cls.skipException(msg)
-
-    @classmethod
     def setup_clients(cls):
         super(ServerTagsTestJSON, cls).setup_clients()
         cls.client = cls.servers_client
diff --git a/tempest/api/compute/test_extensions.py b/tempest/api/compute/test_extensions.py
index 3318876..034cb9e 100644
--- a/tempest/api/compute/test_extensions.py
+++ b/tempest/api/compute/test_extensions.py
@@ -16,7 +16,6 @@
 from oslo_log import log as logging
 
 from tempest.api.compute import base
-from tempest.common import utils
 from tempest import config
 from tempest.lib import decorators
 
@@ -32,24 +31,14 @@
     @decorators.idempotent_id('3bb27738-b759-4e0d-a5fa-37d7a6df07d1')
     def test_list_extensions(self):
         """Test listing compute extensions"""
-        if not CONF.compute_feature_enabled.api_extensions:
-            raise self.skipException('There are not any extensions configured')
         extensions = self.extensions_client.list_extensions()['extensions']
-        ext = CONF.compute_feature_enabled.api_extensions[0]
-
         # Log extensions list
         extension_list = [x['alias'] for x in extensions]
         LOG.debug("Nova extensions: %s", ','.join(extension_list))
 
-        if ext == 'all':
-            self.assertIn('Hosts', map(lambda x: x['name'], extensions))
-        elif ext:
-            self.assertIn(ext, extension_list)
-        else:
-            raise self.skipException('There are not any extensions configured')
+        self.assertIn('Hosts', map(lambda x: x['name'], extensions))
 
     @decorators.idempotent_id('05762f39-bdfa-4cdb-9b46-b78f8e78e2fd')
-    @utils.requires_ext(extension='os-consoles', service='compute')
     def test_get_extension(self):
         """Test getting specified compute extension details"""
         extension = self.extensions_client.show_extension('os-consoles')
diff --git a/tempest/api/compute/test_quotas.py b/tempest/api/compute/test_quotas.py
index 5fe0e3b..38ca53b 100644
--- a/tempest/api/compute/test_quotas.py
+++ b/tempest/api/compute/test_quotas.py
@@ -15,20 +15,12 @@
 
 from tempest.api.compute import base
 from tempest.common import tempest_fixtures as fixtures
-from tempest.common import utils
 from tempest.lib import decorators
 
 
 class QuotasTestJSON(base.BaseV2ComputeTest):
     """Test compute quotas"""
 
-    @classmethod
-    def skip_checks(cls):
-        super(QuotasTestJSON, cls).skip_checks()
-        if not utils.is_extension_enabled('os-quota-sets', 'compute'):
-            msg = "quotas extension not enabled."
-            raise cls.skipException(msg)
-
     def setUp(self):
         # NOTE(mriedem): Avoid conflicts with os-quota-class-sets tests.
         self.useFixture(fixtures.LockFixture('compute_quotas'))
diff --git a/tempest/cmd/verify_tempest_config.py b/tempest/cmd/verify_tempest_config.py
index 421afd3..3d476b9 100644
--- a/tempest/cmd/verify_tempest_config.py
+++ b/tempest/cmd/verify_tempest_config.py
@@ -214,7 +214,6 @@
 
 def get_extension_client(os, service):
     extensions_client = {
-        'nova': os.compute.ExtensionsClient(),
         'neutron': os.network.ExtensionsClient(),
         'swift': os.object_storage.CapabilitiesClient(),
         # NOTE: Cinder v3 API is current and v2 and v1 are deprecated.
@@ -231,7 +230,6 @@
 
 def get_enabled_extensions(service):
     extensions_options = {
-        'nova': CONF.compute_feature_enabled.api_extensions,
         'cinder': CONF.volume_feature_enabled.api_extensions,
         'neutron': CONF.network_feature_enabled.api_extensions,
         'swift': CONF.object_storage_feature_enabled.discoverable_apis,
@@ -442,7 +440,7 @@
         os = clients.Manager(icreds.get_primary_creds().credentials)
         services = check_service_availability(os, update)
         results = {}
-        for service in ['nova', 'cinder', 'neutron', 'swift']:
+        for service in ['cinder', 'neutron', 'swift']:
             if service not in services:
                 continue
             results = verify_extensions(os, service, results)
diff --git a/tempest/common/utils/__init__.py b/tempest/common/utils/__init__.py
index 88a16b7..0fa5ce4 100644
--- a/tempest/common/utils/__init__.py
+++ b/tempest/common/utils/__init__.py
@@ -96,7 +96,6 @@
 
     """
     config_dict = {
-        'compute': CONF.compute_feature_enabled.api_extensions,
         'volume': CONF.volume_feature_enabled.api_extensions,
         'network': CONF.network_feature_enabled.api_extensions,
         'object': CONF.object_storage_feature_enabled.discoverable_apis,
diff --git a/tempest/config.py b/tempest/config.py
index b4d4891..2fb43a0 100644
--- a/tempest/config.py
+++ b/tempest/config.py
@@ -450,18 +450,6 @@
                      "the '.' with '-' to comply with fqdn hostname. Nova "
                      "changed that in Wallaby cycle, if your cloud is older "
                      "than wallaby then you can keep/make it False."),
-    cfg.ListOpt('api_extensions',
-                default=['all'],
-                help='A list of enabled compute extensions with a special '
-                     'entry all which indicates every extension is enabled. '
-                     'Each extension should be specified with alias name. '
-                     'Empty list indicates all extensions are disabled',
-                     deprecated_for_removal=True,
-                     deprecated_reason='The Nova extensions API and mechanism '
-                                       'is deprecated. This option will be '
-                                       'removed when all releases supported '
-                                       'by tempest no longer contain the Nova '
-                                       'extensions API and mechanism.'),
     cfg.BoolOpt('change_password',
                 default=False,
                 help="Does the test environment support changing the admin "
diff --git a/tempest/tests/cmd/test_verify_tempest_config.py b/tempest/tests/cmd/test_verify_tempest_config.py
index a8a4c0f..05ea84e 100644
--- a/tempest/tests/cmd/test_verify_tempest_config.py
+++ b/tempest/tests/cmd/test_verify_tempest_config.py
@@ -380,70 +380,6 @@
         self.assertIn('extensions', results['cinder'])
         self.assertEqual([], results['cinder']['extensions'])
 
-    def test_verify_extensions_nova(self):
-        def fake_list_extensions():
-            return ([{'alias': 'fake1'}, {'alias': 'fake2'},
-                     {'alias': 'not_fake'}])
-        fake_os = mock.MagicMock()
-        fake_client = mock.MagicMock()
-        fake_client.list_extensions = fake_list_extensions
-        self.useFixture(fixtures.MockPatchObject(
-            verify_tempest_config, 'get_extension_client',
-            return_value=fake_client))
-        self.useFixture(fixtures.MockPatchObject(
-            verify_tempest_config, 'get_enabled_extensions',
-            return_value=(['fake1', 'fake2', 'fake3'])))
-        results = verify_tempest_config.verify_extensions(fake_os,
-                                                          'nova', {})
-        self.assertIn('nova', results)
-        self.assertIn('fake1', results['nova'])
-        self.assertTrue(results['nova']['fake1'])
-        self.assertIn('fake2', results['nova'])
-        self.assertTrue(results['nova']['fake2'])
-        self.assertIn('fake3', results['nova'])
-        self.assertFalse(results['nova']['fake3'])
-        self.assertIn('not_fake', results['nova'])
-        self.assertFalse(results['nova']['not_fake'])
-
-    def test_verify_extensions_nova_all(self):
-        def fake_list_extensions():
-            return ({'extensions': [{'alias': 'fake1'},
-                                    {'alias': 'fake2'},
-                                    {'alias': 'not_fake'}]})
-        fake_os = mock.MagicMock()
-        fake_client = mock.MagicMock()
-        fake_client.list_extensions = fake_list_extensions
-        self.useFixture(fixtures.MockPatchObject(
-            verify_tempest_config, 'get_extension_client',
-            return_value=fake_client))
-        self.useFixture(fixtures.MockPatchObject(
-            verify_tempest_config, 'get_enabled_extensions',
-            return_value=(['all'])))
-        results = verify_tempest_config.verify_extensions(fake_os,
-                                                          'nova', {})
-        self.assertIn('nova', results)
-        self.assertIn('extensions', results['nova'])
-        self.assertEqual(sorted(['fake1', 'fake2', 'not_fake']),
-                         sorted(results['nova']['extensions']))
-
-    def test_verify_extensions_nova_none(self):
-        def fake_list_extensions():
-            return ({'extensions': []})
-        fake_os = mock.MagicMock()
-        fake_client = mock.MagicMock()
-        fake_client.list_extensions = fake_list_extensions
-        self.useFixture(fixtures.MockPatchObject(
-            verify_tempest_config, 'get_extension_client',
-            return_value=fake_client))
-        self.useFixture(fixtures.MockPatchObject(
-            verify_tempest_config, 'get_enabled_extensions',
-            return_value=(['all'])))
-        results = verify_tempest_config.verify_extensions(fake_os,
-                                                          'nova', {})
-        self.assertIn('nova', results)
-        self.assertIn('extensions', results['nova'])
-        self.assertEqual([], results['nova']['extensions'])
-
     def test_verify_extensions_swift(self):
         def fake_list_extensions():
             return {'fake1': 'metadata',
@@ -513,7 +449,6 @@
     def test_get_extension_client(self):
         fake_os = mock.MagicMock()
         services = {
-            'nova': fake_os.compute.ExtensionsClient(),
             'neutron': fake_os.network.ExtensionsClient(),
             'swift': fake_os.object_storage.CapabilitiesClient(),
             'cinder': fake_os.volume_v2.ExtensionsClient(),
diff --git a/tempest/tests/test_decorators.py b/tempest/tests/test_decorators.py
index 1889420..ede6d07 100644
--- a/tempest/tests/test_decorators.py
+++ b/tempest/tests/test_decorators.py
@@ -92,7 +92,7 @@
     def setUp(self):
         super(TestRequiresExtDecorator, self).setUp()
         cfg.CONF.set_default('api_extensions', ['enabled_ext', 'another_ext'],
-                             'compute-feature-enabled')
+                             'network-feature-enabled')
 
     def _test_requires_ext_helper(self, expected_to_skip=True,
                                   **decorator_args):
@@ -116,18 +116,18 @@
     def test_requires_ext_decorator(self):
         self._test_requires_ext_helper(expected_to_skip=False,
                                        extension='enabled_ext',
-                                       service='compute')
+                                       service='network')
 
     def test_requires_ext_decorator_disabled_ext(self):
         self._test_requires_ext_helper(extension='disabled_ext',
-                                       service='compute')
+                                       service='network')
 
     def test_requires_ext_decorator_with_all_ext_enabled(self):
         cfg.CONF.set_default('api_extensions', ['all'],
-                             group='compute-feature-enabled')
+                             group='network-feature-enabled')
         self._test_requires_ext_helper(expected_to_skip=False,
                                        extension='random_ext',
-                                       service='compute')
+                                       service='network')
 
     def test_requires_ext_decorator_bad_service(self):
         self.assertRaises(KeyError,