diff --git a/manilaclient/api_versions.py b/manilaclient/api_versions.py
index 6250d6992..fd92279c0 100644
--- a/manilaclient/api_versions.py
+++ b/manilaclient/api_versions.py
@@ -27,7 +27,7 @@ from manilaclient import utils
 
 LOG = logging.getLogger(__name__)
 
-MAX_VERSION = '2.27'
+MAX_VERSION = '2.28'
 MIN_VERSION = '2.0'
 DEPRECATED_VERSION = '1.0'
 _VERSIONED_METHOD_MAP = {}
diff --git a/releasenotes/notes/fix-and-improve-access-rules-a118a7f8e22f65bb.yaml b/releasenotes/notes/fix-and-improve-access-rules-a118a7f8e22f65bb.yaml
new file mode 100644
index 000000000..49d8e62f7
--- /dev/null
+++ b/releasenotes/notes/fix-and-improve-access-rules-a118a7f8e22f65bb.yaml
@@ -0,0 +1,6 @@
+---
+features:
+  - Manila exposes new transitional states for access rules
+    and the collective "access_rules_status" fields for shares and
+    share instances. The API request version in the client has been bumped
+    to support these changes.