diff --git a/magnum_cluster_api/driver.py b/magnum_cluster_api/driver.py
index 88d844ae..cccae780 100644
--- a/magnum_cluster_api/driver.py
+++ b/magnum_cluster_api/driver.py
@@ -250,7 +250,7 @@ def update_cluster_status(
             resources.ServiceAccountCertificateAuthoritySecret(
                 context, self.k8s_api, cluster
             ).delete()
-            resources.ClusterServerGroups(self.k8s_api, cluster).delete()
+            resources.ClusterServerGroups(context, cluster).delete()
 
             cluster.status_reason = None
             cluster.status = fields.ClusterStatus.DELETE_COMPLETE
diff --git a/magnum_cluster_api/resources.py b/magnum_cluster_api/resources.py
index 26c461f2..76ed802a 100644
--- a/magnum_cluster_api/resources.py
+++ b/magnum_cluster_api/resources.py
@@ -109,9 +109,9 @@ def __init__(
         self, context: context.RequestContext, cluster: magnum_objects.Cluster
     ) -> None:
         self.cluster = cluster
+        self.context = context
         self.osc = clients.get_openstack_api(self.context)
 
-    @property
     def apply(self):
         # Create a server group for controlplane
         utils.ensure_controlplane_server_group(ctx=self.context, cluster=self.cluster)
@@ -124,7 +124,6 @@ def apply(self):
                 ctx=self.context, cluster=self.cluster, node_group=ng
             )
 
-    @property
     def delete(self):
         # delete controlplane server group
         utils.delete_controlplane_server_group(ctx=self.context, cluster=self.cluster)
@@ -1764,7 +1763,7 @@ def get_object(self) -> objects.ClusterClass:
                                         },
                                         {
                                             "op": "add",
-                                            "path": "/spec/template/spec/serverGroup/id",
+                                            "path": "/spec/template/spec/serverGroupID",
                                             "valueFrom": {
                                                 "variable": "serverGroupId",
                                             },
@@ -1798,7 +1797,7 @@ def get_object(self) -> objects.ClusterClass:
                                         },
                                         {
                                             "op": "add",
-                                            "path": "/spec/template/spec/serverGroup/id",
+                                            "path": "/spec/template/spec/serverGroupID",
                                             "valueFrom": {
                                                 "variable": "serverGroupId",
                                             },
@@ -2490,7 +2489,7 @@ def mutate_machine_deployment(
                                 utils.is_node_group_different_failure_domain(
                                     node_group=node_group, cluster=cluster
                                 ),
-                            ),
+                            ).lower(),
                         },
                     },
                 ],
@@ -2881,9 +2880,9 @@ def get_object(self) -> objects.Cluster:
                                 "value": {
                                     "different_failure_domain": str(
                                         utils.is_controlplane_different_failure_domain(
-                                            cluster=cluster
+                                            cluster=self.cluster
                                         ),
-                                    ),
+                                    ).lower(),
                                 },
                             },
                         ],
diff --git a/magnum_cluster_api/utils.py b/magnum_cluster_api/utils.py
index a441f7b7..4ffc8643 100644
--- a/magnum_cluster_api/utils.py
+++ b/magnum_cluster_api/utils.py
@@ -512,7 +512,8 @@ def get_server_group_id(name: string):
         return server_group_id
 
     # Check if the server group exists already
-    osc = clients.get_openstack_api(self.context)
+    admin_ctx = context.get_admin_context()
+    osc = clients.get_openstack_api(admin_ctx)
     server_groups = osc.nova().server_groups.list(all_projects=True)
     server_group_id_list = []
     for sg in server_groups:
@@ -533,9 +534,10 @@ def _get_node_group_server_group_policies(
     node_group: magnum_objects.NodeGroup,
     cluster: magnum_objects.Cluster,
 ):
-
-    policies = node_group.labels.get("server_group_policies", "").split(",")
-    if not policies:
+    policies = node_group.labels.get("server_group_policies", "")
+    if policies:
+        policies = policies.split(",")
+    else:
         policies = _get_controlplane_server_group_policies(cluster)
     return policies
 
@@ -543,9 +545,10 @@ def _get_node_group_server_group_policies(
 def _get_controlplane_server_group_policies(
     cluster: magnum_objects.Cluster,
 ):
-
-    policies = cluster.labels.get("server_group_policies", "").split(",")
-    if not policies:
+    policies = cluster.labels.get("server_group_policies", "")
+    if policies:
+        policies = policies.split(",")
+    else:
         policies = DEFAULT_SERVER_GROUP_POLICIES
     return policies
 
@@ -571,7 +574,7 @@ def ensure_controlplane_server_group(
     ctx: context.RequestContext,
     cluster: magnum_objects.Cluster,
 ):
-    _ensure_server_group(
+    return _ensure_server_group(
         name=cluster.stack_id,
         ctx=ctx,
         policies=_get_controlplane_server_group_policies(cluster),
@@ -583,7 +586,7 @@ def ensure_worker_server_group(
     cluster: magnum_objects.Cluster,
     node_group: magnum_objects.NodeGroup,
 ):
-    _ensure_server_group(
+    return _ensure_server_group(
         name=f"{cluster.stack_id}-{node_group.name}",
         ctx=ctx,
         policies=_get_node_group_server_group_policies(node_group, cluster),
@@ -625,6 +628,7 @@ def _ensure_server_group(
     osc = clients.get_openstack_api(ctx)
     if not policies:
         policies = DEFAULT_SERVER_GROUP_POLICIES
+    # NOTE(oleks): Requires API microversion 2.15 or later for soft-affinity and soft-anti-affinity policy rules.
     server_group = osc.nova().server_groups.create(name=name, policies=policies)
     SERVER_GROUP_NAME_ID_MAP[name] = server_group.id
     return server_group.id