diff --git a/tempest/api/volume/admin/test_multi_backend.py b/tempest/api/volume/admin/test_multi_backend.py
index 83733bd..4bc2326 100644
--- a/tempest/api/volume/admin/test_multi_backend.py
+++ b/tempest/api/volume/admin/test_multi_backend.py
@@ -30,8 +30,9 @@
             raise cls.skipException("Cinder multi-backend feature disabled")
 
         if len(set(CONF.volume.backend_names)) < 2:
-            raise cls.skipException("Requires at least two different "
-                                    "backend names")
+            raise cls.skipException(
+                "Requires at least two different "
+                "backend names")
 
     @classmethod
     def resource_setup(cls):
@@ -54,29 +55,42 @@
     @classmethod
     def _create_type_and_volume(cls, backend_name_key, with_prefix):
         # Volume/Type creation
-        type_name = data_utils.rand_name(cls.__name__ + '-Type')
-        vol_name = data_utils.rand_name(cls.__name__ + '-Volume')
+        type_name = data_utils.rand_name(cls.__name__ + "-Type")
+        vol_name = data_utils.rand_name(cls.__name__ + "-Volume")
         spec_key_with_prefix = "capabilities:volume_backend_name"
         spec_key_without_prefix = "volume_backend_name"
         if with_prefix:
             extra_specs = {spec_key_with_prefix: backend_name_key}
         else:
             extra_specs = {spec_key_without_prefix: backend_name_key}
-        cls.create_volume_type(name=type_name,
-                               extra_specs=extra_specs)
+        cls.create_volume_type(
+            name=type_name, extra_specs=extra_specs)
+        # Pick up AZ from volume_type
+        services = cls.admin_volume_services_client.list_services()
+        vol_svrs = [
+            srv
+            for srv in services.get("services")
+            if srv["binary"] == "cinder-volume" and backend_name_key
+                                in srv["host"]
+        ]
+        vol_type_zone = vol_svrs[0]["zone"]
 
-        params = {'name': vol_name, 'volume_type': type_name,
-                  'size': CONF.volume.volume_size}
+        params = {
+            "name": vol_name,
+            "volume_type": type_name,
+            "size": CONF.volume.volume_size,
+            "availability_zone": vol_type_zone,
+        }
         cls.volume = cls.create_volume(**params)
         if with_prefix:
-            cls.volume_id_list_with_prefix.append(cls.volume['id'])
+            cls.volume_id_list_with_prefix.append(cls.volume["id"])
         else:
-            cls.volume_id_list_without_prefix.append(
-                cls.volume['id'])
-        waiters.wait_for_volume_resource_status(cls.admin_volume_client,
-                                                cls.volume['id'], 'available')
+            cls.volume_id_list_without_prefix.append(cls.volume["id"])
+        waiters.wait_for_volume_resource_status(
+            cls.admin_volume_client, cls.volume["id"], "available"
+        )
 
-    @decorators.idempotent_id('c1a41f3f-9dad-493e-9f09-3ff197d477cc')
+    @decorators.idempotent_id("c1a41f3f-9dad-493e-9f09-3ff197d477cc")
     def test_backend_name_reporting(self):
         """Test backend name reporting for volume when type is without prefix
 
@@ -88,7 +102,7 @@
         for volume_id in self.volume_id_list_without_prefix:
             self._test_backend_name_reporting_by_volume_id(volume_id)
 
-    @decorators.idempotent_id('f38e647f-ab42-4a31-a2e7-ca86a6485215')
+    @decorators.idempotent_id("f38e647f-ab42-4a31-a2e7-ca86a6485215")
     def test_backend_name_reporting_with_prefix(self):
         """Test backend name reporting for volume when type is with prefix
 
@@ -101,7 +115,7 @@
         for volume_id in self.volume_id_list_with_prefix:
             self._test_backend_name_reporting_by_volume_id(volume_id)
 
-    @decorators.idempotent_id('46435ab1-a0af-4401-8373-f14e66b0dd58')
+    @decorators.idempotent_id("46435ab1-a0af-4401-8373-f14e66b0dd58")
     def test_backend_name_distinction(self):
         """Test volume backend distinction when type is without prefix
 
@@ -112,7 +126,7 @@
         """
         self._test_backend_name_distinction(self.volume_id_list_without_prefix)
 
-    @decorators.idempotent_id('4236305b-b65a-4bfc-a9d2-69cb5b2bf2ed')
+    @decorators.idempotent_id("4236305b-b65a-4bfc-a9d2-69cb5b2bf2ed")
     def test_backend_name_distinction_with_prefix(self):
         """Test volume backend distinction when type is with prefix
 
@@ -124,28 +138,29 @@
         self._test_backend_name_distinction(self.volume_id_list_with_prefix)
 
     def _get_volume_host(self, volume_id):
-        return self.admin_volume_client.show_volume(
-            volume_id)['volume']['os-vol-host-attr:host']
+        return self.admin_volume_client.show_volume(volume_id)["volume"][
+            "os-vol-host-attr:host"
+        ]
 
     def _test_backend_name_reporting_by_volume_id(self, volume_id):
         # this test checks if os-vol-attr:host is populated correctly after
         # the multi backend feature has been enabled
         # if multi-backend is enabled: os-vol-attr:host should be like:
         # host@backend_name
-        volume = self.admin_volume_client.show_volume(volume_id)['volume']
+        volume = self.admin_volume_client.show_volume(volume_id)["volume"]
 
-        volume1_host = volume['os-vol-host-attr:host']
-        msg = ("multi-backend reporting incorrect values for volume %s" %
-               volume_id)
+        volume1_host = volume["os-vol-host-attr:host"]
+        msg = ("multi-backend reporting incorrect values for volume %s"
+               % volume_id)
         self.assertGreater(len(volume1_host.split("@")), 1, msg)
 
     def _test_backend_name_distinction(self, volume_id_list):
         # this test checks that the volumes created at setUp don't
         # belong to the same backend (if they are, than the
         # volume backend distinction is not working properly)
-        volume_hosts = [self._get_volume_host(volume) for volume in
-                        volume_id_list]
+        volume_hosts = [self._get_volume_host(volume)
+                        for volume in volume_id_list]
         # assert that volumes are each created on separate hosts:
-        msg = ("volumes %s were created in the same backend" % ", "
-               .join(volume_hosts))
+        msg = "volumes %s were created in the same backend" % ", ".join(
+            volume_hosts)
         self.assertCountEqual(volume_hosts, set(volume_hosts), msg)