diff --git a/doc/source/microversion_testing.rst b/doc/source/microversion_testing.rst
index 4b1c145..eaab168 100644
--- a/doc/source/microversion_testing.rst
+++ b/doc/source/microversion_testing.rst
@@ -406,6 +406,10 @@
 
   .. _2.63: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id57
 
+  * `2.70`_
+
+  .. _2.70: https://docs.openstack.org/nova/latest/reference/api-microversion-history.html#id63
+
 * Volume
 
   * `3.3`_
diff --git a/tempest/lib/api_schema/response/compute/v2_16/servers.py b/tempest/lib/api_schema/response/compute/v2_16/servers.py
index 72b84f5..fc81ff7 100644
--- a/tempest/lib/api_schema/response/compute/v2_16/servers.py
+++ b/tempest/lib/api_schema/response/compute/v2_16/servers.py
@@ -168,3 +168,6 @@
     servers.rebuild_server_with_admin_pass)
 show_server_diagnostics = copy.deepcopy(servers.show_server_diagnostics)
 get_remote_consoles = copy.deepcopy(servers.get_remote_consoles)
+attach_volume = copy.deepcopy(servers.attach_volume)
+show_volume_attachment = copy.deepcopy(servers.show_volume_attachment)
+list_volume_attachments = copy.deepcopy(servers.list_volume_attachments)
diff --git a/tempest/lib/api_schema/response/compute/v2_19/servers.py b/tempest/lib/api_schema/response/compute/v2_19/servers.py
index e3e8ad1..b6c3c14 100644
--- a/tempest/lib/api_schema/response/compute/v2_19/servers.py
+++ b/tempest/lib/api_schema/response/compute/v2_19/servers.py
@@ -58,3 +58,6 @@
 list_servers = copy.deepcopy(serversv216.list_servers)
 show_server_diagnostics = copy.deepcopy(serversv216.show_server_diagnostics)
 get_remote_consoles = copy.deepcopy(serversv216.get_remote_consoles)
+attach_volume = copy.deepcopy(serversv216.attach_volume)
+show_volume_attachment = copy.deepcopy(serversv216.show_volume_attachment)
+list_volume_attachments = copy.deepcopy(serversv216.list_volume_attachments)
diff --git a/tempest/lib/api_schema/response/compute/v2_26/servers.py b/tempest/lib/api_schema/response/compute/v2_26/servers.py
index 8e62dc3..5a0f987 100644
--- a/tempest/lib/api_schema/response/compute/v2_26/servers.py
+++ b/tempest/lib/api_schema/response/compute/v2_26/servers.py
@@ -101,3 +101,6 @@
 list_servers = copy.deepcopy(servers219.list_servers)
 show_server_diagnostics = copy.deepcopy(servers219.show_server_diagnostics)
 get_remote_consoles = copy.deepcopy(servers219.get_remote_consoles)
+attach_volume = copy.deepcopy(servers219.attach_volume)
+show_volume_attachment = copy.deepcopy(servers219.show_volume_attachment)
+list_volume_attachments = copy.deepcopy(servers219.list_volume_attachments)
diff --git a/tempest/lib/api_schema/response/compute/v2_3/servers.py b/tempest/lib/api_schema/response/compute/v2_3/servers.py
index 18fb352..1674c1b 100644
--- a/tempest/lib/api_schema/response/compute/v2_3/servers.py
+++ b/tempest/lib/api_schema/response/compute/v2_3/servers.py
@@ -173,3 +173,6 @@
 rebuild_server_with_admin_pass = copy.deepcopy(
     servers.rebuild_server_with_admin_pass)
 show_server_diagnostics = copy.deepcopy(servers.show_server_diagnostics)
+attach_volume = copy.deepcopy(servers.attach_volume)
+show_volume_attachment = copy.deepcopy(servers.show_volume_attachment)
+list_volume_attachments = copy.deepcopy(servers.list_volume_attachments)
diff --git a/tempest/lib/api_schema/response/compute/v2_47/servers.py b/tempest/lib/api_schema/response/compute/v2_47/servers.py
index 0fbacd3..d580f2c 100644
--- a/tempest/lib/api_schema/response/compute/v2_47/servers.py
+++ b/tempest/lib/api_schema/response/compute/v2_47/servers.py
@@ -66,3 +66,6 @@
 update_tag = copy.deepcopy(servers226.update_tag)
 delete_tag = copy.deepcopy(servers226.delete_tag)
 list_servers = copy.deepcopy(servers226.list_servers)
+attach_volume = copy.deepcopy(servers226.attach_volume)
+show_volume_attachment = copy.deepcopy(servers226.show_volume_attachment)
+list_volume_attachments = copy.deepcopy(servers226.list_volume_attachments)
diff --git a/tempest/lib/api_schema/response/compute/v2_48/servers.py b/tempest/lib/api_schema/response/compute/v2_48/servers.py
index 84b5a2a..e2e45bc 100644
--- a/tempest/lib/api_schema/response/compute/v2_48/servers.py
+++ b/tempest/lib/api_schema/response/compute/v2_48/servers.py
@@ -129,3 +129,6 @@
 rebuild_server = copy.deepcopy(servers247.rebuild_server)
 rebuild_server_with_admin_pass = copy.deepcopy(
     servers247.rebuild_server_with_admin_pass)
+attach_volume = copy.deepcopy(servers247.attach_volume)
+show_volume_attachment = copy.deepcopy(servers247.show_volume_attachment)
+list_volume_attachments = copy.deepcopy(servers247.list_volume_attachments)
diff --git a/tempest/lib/api_schema/response/compute/v2_54/servers.py b/tempest/lib/api_schema/response/compute/v2_54/servers.py
index 099e1b8..2c2bff0 100644
--- a/tempest/lib/api_schema/response/compute/v2_54/servers.py
+++ b/tempest/lib/api_schema/response/compute/v2_54/servers.py
@@ -55,3 +55,6 @@
 check_tag_existence = copy.deepcopy(servers248.check_tag_existence)
 update_tag = copy.deepcopy(servers248.update_tag)
 delete_tag = copy.deepcopy(servers248.delete_tag)
+attach_volume = copy.deepcopy(servers248.attach_volume)
+show_volume_attachment = copy.deepcopy(servers248.show_volume_attachment)
+list_volume_attachments = copy.deepcopy(servers248.list_volume_attachments)
diff --git a/tempest/lib/api_schema/response/compute/v2_57/servers.py b/tempest/lib/api_schema/response/compute/v2_57/servers.py
index 0099a2b..aa57d25 100644
--- a/tempest/lib/api_schema/response/compute/v2_57/servers.py
+++ b/tempest/lib/api_schema/response/compute/v2_57/servers.py
@@ -59,3 +59,6 @@
 check_tag_existence = copy.deepcopy(servers254.check_tag_existence)
 update_tag = copy.deepcopy(servers254.update_tag)
 delete_tag = copy.deepcopy(servers254.delete_tag)
+attach_volume = copy.deepcopy(servers254.attach_volume)
+show_volume_attachment = copy.deepcopy(servers254.show_volume_attachment)
+list_volume_attachments = copy.deepcopy(servers254.list_volume_attachments)
diff --git a/tempest/lib/api_schema/response/compute/v2_6/servers.py b/tempest/lib/api_schema/response/compute/v2_6/servers.py
index d5774de..922bf79 100644
--- a/tempest/lib/api_schema/response/compute/v2_6/servers.py
+++ b/tempest/lib/api_schema/response/compute/v2_6/servers.py
@@ -28,6 +28,9 @@
 rebuild_server_with_admin_pass = copy.deepcopy(
     servers.rebuild_server_with_admin_pass)
 show_server_diagnostics = copy.deepcopy(servers.show_server_diagnostics)
+attach_volume = copy.deepcopy(servers.attach_volume)
+show_volume_attachment = copy.deepcopy(servers.show_volume_attachment)
+list_volume_attachments = copy.deepcopy(servers.list_volume_attachments)
 
 # NOTE: The consolidated remote console API got introduced with v2.6
 # with bp/consolidate-console-api. See Nova commit 578bafeda
diff --git a/tempest/lib/api_schema/response/compute/v2_63/servers.py b/tempest/lib/api_schema/response/compute/v2_63/servers.py
index 3c3d41c..01910aa 100644
--- a/tempest/lib/api_schema/response/compute/v2_63/servers.py
+++ b/tempest/lib/api_schema/response/compute/v2_63/servers.py
@@ -73,3 +73,6 @@
 check_tag_existence = copy.deepcopy(servers257.check_tag_existence)
 update_tag = copy.deepcopy(servers257.update_tag)
 delete_tag = copy.deepcopy(servers257.delete_tag)
+attach_volume = copy.deepcopy(servers257.attach_volume)
+show_volume_attachment = copy.deepcopy(servers257.show_volume_attachment)
+list_volume_attachments = copy.deepcopy(servers257.list_volume_attachments)
diff --git a/tempest/lib/api_schema/response/compute/v2_70/__init__.py b/tempest/lib/api_schema/response/compute/v2_70/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/tempest/lib/api_schema/response/compute/v2_70/__init__.py
diff --git a/tempest/lib/api_schema/response/compute/v2_70/servers.py b/tempest/lib/api_schema/response/compute/v2_70/servers.py
new file mode 100644
index 0000000..5ca4cc8
--- /dev/null
+++ b/tempest/lib/api_schema/response/compute/v2_70/servers.py
@@ -0,0 +1,80 @@
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+import copy
+
+from tempest.lib.api_schema.response.compute.v2_1 import servers as servers2_1
+from tempest.lib.api_schema.response.compute.v2_63 import servers as servers263
+
+
+###########################################################################
+#
+# 2.70:
+#
+# Exposes virtual device tags for volume attachments and virtual interfaces
+# (ports). A tag parameter is added to the response body for the following
+# APIs:
+#
+# Volumes
+#
+# - GET /servers/{server_id}/os-volume_attachments (list)
+# - GET /servers/{server_id}/os-volume_attachments/{volume_id} (show)
+# - POST /servers/{server_id}/os-volume_attachments (attach)
+#
+# Ports
+#
+# - GET /servers/{server_id}/os-interface (list)
+# - GET /servers/{server_id}/os-interface/{port_id} (show)
+# - POST /servers/{server_id}/os-interface (attach)
+#
+###########################################################################
+
+attach_volume = copy.deepcopy(servers2_1.attach_volume)
+attach_volume['response_body']['properties']['volumeAttachment'][
+    'properties'].update({'tag': {'type': ['string', 'null']}})
+attach_volume['response_body']['properties']['volumeAttachment'][
+    'required'].append('tag')
+
+show_volume_attachment = copy.deepcopy(servers2_1.show_volume_attachment)
+show_volume_attachment['response_body']['properties']['volumeAttachment'][
+    'properties'].update({'tag': {'type': ['string', 'null']}})
+show_volume_attachment['response_body']['properties'][
+    'volumeAttachment']['required'].append('tag')
+
+list_volume_attachments = copy.deepcopy(servers2_1.list_volume_attachments)
+list_volume_attachments['response_body']['properties']['volumeAttachments'][
+    'items']['properties'].update({'tag': {'type': ['string', 'null']}})
+list_volume_attachments['response_body']['properties'][
+    'volumeAttachments']['items']['required'].append('tag')
+
+# TODO(mriedem): Handle the os-interface changes when there is a test that
+# needs them from this microversion onward.
+
+# NOTE(lajoskatona): Below are the unchanged schema in this microversion. We
+# need to keep this schema in this file to have the generic way to select the
+# right schema based on self.schema_versions_info mapping in service client.
+# ****** Schemas unchanged since microversion 2.63 ***
+list_servers_detail = copy.deepcopy(servers263.list_servers_detail)
+rebuild_server = copy.deepcopy(servers263.rebuild_server)
+rebuild_server_with_admin_pass = copy.deepcopy(
+    servers263.rebuild_server_with_admin_pass)
+update_server = copy.deepcopy(servers263.update_server)
+get_server = copy.deepcopy(servers263.get_server)
+list_servers = copy.deepcopy(servers263.list_servers)
+show_server_diagnostics = copy.deepcopy(servers263.show_server_diagnostics)
+get_remote_consoles = copy.deepcopy(servers263.get_remote_consoles)
+list_tags = copy.deepcopy(servers263.list_tags)
+update_all_tags = copy.deepcopy(servers263.update_all_tags)
+delete_all_tags = copy.deepcopy(servers263.delete_all_tags)
+check_tag_existence = copy.deepcopy(servers263.check_tag_existence)
+update_tag = copy.deepcopy(servers263.update_tag)
+delete_tag = copy.deepcopy(servers263.delete_tag)
diff --git a/tempest/lib/api_schema/response/compute/v2_8/servers.py b/tempest/lib/api_schema/response/compute/v2_8/servers.py
index df7847f..3dbab3f 100644
--- a/tempest/lib/api_schema/response/compute/v2_8/servers.py
+++ b/tempest/lib/api_schema/response/compute/v2_8/servers.py
@@ -35,3 +35,6 @@
 rebuild_server_with_admin_pass = copy.deepcopy(
     servers.rebuild_server_with_admin_pass)
 show_server_diagnostics = copy.deepcopy(servers.show_server_diagnostics)
+attach_volume = copy.deepcopy(servers.attach_volume)
+show_volume_attachment = copy.deepcopy(servers.show_volume_attachment)
+list_volume_attachments = copy.deepcopy(servers.list_volume_attachments)
diff --git a/tempest/lib/api_schema/response/compute/v2_9/servers.py b/tempest/lib/api_schema/response/compute/v2_9/servers.py
index 55f8e75..ee0313d 100644
--- a/tempest/lib/api_schema/response/compute/v2_9/servers.py
+++ b/tempest/lib/api_schema/response/compute/v2_9/servers.py
@@ -54,3 +54,6 @@
 list_servers = copy.deepcopy(servers.list_servers)
 show_server_diagnostics = copy.deepcopy(servers.show_server_diagnostics)
 get_remote_consoles = copy.deepcopy(servers.get_remote_consoles)
+attach_volume = copy.deepcopy(servers.attach_volume)
+show_volume_attachment = copy.deepcopy(servers.show_volume_attachment)
+list_volume_attachments = copy.deepcopy(servers.list_volume_attachments)
diff --git a/tempest/lib/services/compute/servers_client.py b/tempest/lib/services/compute/servers_client.py
index 18e08cc..b81a3f8 100644
--- a/tempest/lib/services/compute/servers_client.py
+++ b/tempest/lib/services/compute/servers_client.py
@@ -33,6 +33,7 @@
 from tempest.lib.api_schema.response.compute.v2_57 import servers as schemav257
 from tempest.lib.api_schema.response.compute.v2_6 import servers as schemav26
 from tempest.lib.api_schema.response.compute.v2_63 import servers as schemav263
+from tempest.lib.api_schema.response.compute.v2_70 import servers as schemav270
 from tempest.lib.api_schema.response.compute.v2_8 import servers as schemav28
 from tempest.lib.api_schema.response.compute.v2_9 import servers as schemav29
 from tempest.lib.common import rest_client
@@ -55,7 +56,8 @@
         {'min': '2.48', 'max': '2.53', 'schema': schemav248},
         {'min': '2.54', 'max': '2.56', 'schema': schemav254},
         {'min': '2.57', 'max': '2.62', 'schema': schemav257},
-        {'min': '2.63', 'max': None, 'schema': schemav263}]
+        {'min': '2.63', 'max': '2.69', 'schema': schemav263},
+        {'min': '2.70', 'max': None, 'schema': schemav270}]
 
     def __init__(self, auth_provider, service, region,
                  enable_instance_password=True, **kwargs):
@@ -426,6 +428,7 @@
         resp, body = self.post('servers/%s/os-volume_attachments' % server_id,
                                post_body)
         body = json.loads(body)
+        schema = self.get_schema(self.schema_versions_info)
         self.validate_response(schema.attach_volume, resp, body)
         return rest_client.ResponseBody(resp, body)
 
@@ -460,6 +463,7 @@
         resp, body = self.get('servers/%s/os-volume_attachments/%s' % (
             server_id, volume_id))
         body = json.loads(body)
+        schema = self.get_schema(self.schema_versions_info)
         self.validate_response(schema.show_volume_attachment, resp, body)
         return rest_client.ResponseBody(resp, body)
 
@@ -473,6 +477,7 @@
         resp, body = self.get('servers/%s/os-volume_attachments' % (
             server_id))
         body = json.loads(body)
+        schema = self.get_schema(self.schema_versions_info)
         self.validate_response(schema.list_volume_attachments, resp, body)
         return rest_client.ResponseBody(resp, body)