diff --git a/patrole_tempest_plugin/tests/api/volume/rbac_base.py b/patrole_tempest_plugin/tests/api/volume/rbac_base.py
index c43c552..6db364e 100644
--- a/patrole_tempest_plugin/tests/api/volume/rbac_base.py
+++ b/patrole_tempest_plugin/tests/api/volume/rbac_base.py
@@ -35,14 +35,8 @@
         super(BaseVolumeRbacTest, cls).setup_clients()
         cls.rbac_utils = rbac_utils.RbacUtils(cls)
 
-        version_checker = {
-            2: [cls.os_primary.volume_hosts_v2_client,
-                cls.os_primary.volume_types_v2_client],
-            3: [cls.os_primary.volume_hosts_v2_client,
-                cls.os_primary.volume_types_v2_client]
-        }
-        cls.volume_hosts_client, cls.volume_types_client = \
-            version_checker[cls._api_version]
+        cls.volume_hosts_client = cls.os_primary.volume_hosts_v2_client
+        cls.volume_types_client = cls.os_primary.volume_types_v2_client
         cls.groups_client = cls.os_primary.groups_v3_client
         cls.group_types_client = cls.os_primary.group_types_v3_client
 
diff --git a/patrole_tempest_plugin/tests/api/volume/test_qos_rbac.py b/patrole_tempest_plugin/tests/api/volume/test_qos_rbac.py
index 7d9ec0f..2327de8 100644
--- a/patrole_tempest_plugin/tests/api/volume/test_qos_rbac.py
+++ b/patrole_tempest_plugin/tests/api/volume/test_qos_rbac.py
@@ -146,3 +146,7 @@
         self.qos_client.disassociate_all_qos(qos['id'])
         waiters.wait_for_qos_operations(self.admin_qos_client, qos['id'],
                                         'disassociate-all')
+
+
+class VolumeQOSV3RbacTest(VolumeQOSRbacTest):
+    _api_version = 3
diff --git a/patrole_tempest_plugin/tests/api/volume/test_volume_basic_crud_rbac.py b/patrole_tempest_plugin/tests/api/volume/test_volume_basic_crud_rbac.py
index d780de7..3f5227e 100644
--- a/patrole_tempest_plugin/tests/api/volume/test_volume_basic_crud_rbac.py
+++ b/patrole_tempest_plugin/tests/api/volume/test_volume_basic_crud_rbac.py
@@ -20,11 +20,11 @@
 from patrole_tempest_plugin.tests.api.volume import rbac_base
 
 
-class VolumesV2BasicCrudRbacTest(rbac_base.BaseVolumeRbacTest):
+class VolumesBasicCrudRbacTest(rbac_base.BaseVolumeRbacTest):
 
     @classmethod
     def resource_setup(cls):
-        super(VolumesV2BasicCrudRbacTest, cls).resource_setup()
+        super(VolumesBasicCrudRbacTest, cls).resource_setup()
         cls.volume = cls.create_volume()
 
     @rbac_rule_validation.action(service="cinder",
@@ -72,5 +72,5 @@
         self.volumes_client.list_volumes(detail=True)
 
 
-class VolumesV3BasicCrudRbacTest(VolumesV2BasicCrudRbacTest):
+class VolumesBasicCrudV3RbacTest(VolumesBasicCrudRbacTest):
     _api_version = 3
diff --git a/patrole_tempest_plugin/tests/api/volume/test_volume_hosts_rbac.py b/patrole_tempest_plugin/tests/api/volume/test_volume_hosts_rbac.py
index 18a2768..ee0a0be 100644
--- a/patrole_tempest_plugin/tests/api/volume/test_volume_hosts_rbac.py
+++ b/patrole_tempest_plugin/tests/api/volume/test_volume_hosts_rbac.py
@@ -27,3 +27,19 @@
     def test_list_hosts(self):
         self.rbac_utils.switch_role(self, toggle_rbac_role=True)
         self.volume_hosts_client.list_hosts()
+
+    @decorators.idempotent_id('9ddf321e-788f-4787-b8cc-dfa59e264143')
+    @rbac_rule_validation.action(service="cinder",
+                                 rule="volume_extension:hosts")
+    def test_show_host(self):
+        hosts = self.volume_hosts_client.list_hosts()['hosts']
+        host_names = [host['host_name'] for host in hosts]
+        self.assertNotEmpty(host_names, "No available volume host was found, "
+                                        "all hosts found were: %s" % hosts)
+
+        self.rbac_utils.switch_role(self, toggle_rbac_role=True)
+        self.volume_hosts_client.show_host(host_names[0])
+
+
+class VolumeHostsV3RbacTest(VolumeHostsRbacTest):
+    _api_version = 3
diff --git a/patrole_tempest_plugin/tests/api/volume/test_volume_metadata_rbac.py b/patrole_tempest_plugin/tests/api/volume/test_volume_metadata_rbac.py
index 8c4185b..f9114a8 100644
--- a/patrole_tempest_plugin/tests/api/volume/test_volume_metadata_rbac.py
+++ b/patrole_tempest_plugin/tests/api/volume/test_volume_metadata_rbac.py
@@ -103,3 +103,7 @@
         self.rbac_utils.switch_role(self, toggle_rbac_role=True)
         self.volumes_client.update_volume_image_metadata(
             self.volume['id'], image_id=self.image_id)
+
+
+class VolumeMetadataV3RbacTest(VolumeMetadataRbacTest):
+    _api_version = 3