diff --git a/src/acat/azext_acat/custom.py b/src/acat/azext_acat/custom.py
index 6fefabfd0b..17161e22b5 100644
--- a/src/acat/azext_acat/custom.py
+++ b/src/acat/azext_acat/custom.py
@@ -9,37 +9,17 @@
 # pylint: disable=too-many-statements
 
 from knack.log import get_logger
-import datetime
-from azure.cli.core._profile import Profile
-from azure.cli.core.aaz._client import AAZMgmtClient
 from .aaz.latest.app_compliance_automation import Onboard as _AcatOnboard
 from .aaz.latest.app_compliance_automation.report import List as _AcatListReport
 from .aaz.latest.app_compliance_automation.report import Show as _AcatShowReport
 from .aaz.latest.app_compliance_automation.report import Create as _AcatCreateReport
 from .aaz.latest.app_compliance_automation.report import Update as _AcatUpdateReport
 from .aaz.latest.app_compliance_automation.report import Delete as _AcatDeleteReport
-from azure.cli.core.aaz import register_client,AAZClientConfiguration
 from azure.cli.core.commands import LongRunningOperation
-
+from .utils import *
 logger = get_logger(__name__)
 
-@register_client("DupAadTokenClient")
-class AAZDupAadTokenClient(AAZMgmtClient):
-    @classmethod
-    def _build_configuration(cls, ctx, credential, **kwargs):
-        from azure.cli.core.auth.util import resource_to_scopes
-        from azure.core.pipeline.policies import HeadersPolicy
-        
-        token="Bearer "+credential.get_token().token
-        headers_policy=HeadersPolicy(**kwargs)
-        headers_policy.add_header("x-ms-aad-user-token",token)
-        kwargs["headers_policy"]=headers_policy
-        
-        return AAZClientConfiguration(
-            credential=credential,
-            credential_scopes=resource_to_scopes(ctx.cli_ctx.cloud.endpoints.active_directory_resource_id),
-            **kwargs
-        )
+
 
 class OnboardAcat(_AcatOnboard):
     class OnboardAcatWithDupAadToken(_AcatOnboard.ProviderActionsOnboard):
@@ -51,7 +31,6 @@ def _execute_operations(self):
         self.post_operations()
     
 
-
 class ListAcatReport(_AcatListReport):
     class ListAcatReportWithDupAadToken(_AcatListReport.ReportList):
         CLIENT_TYPE = "DupAadTokenClient"
@@ -134,8 +113,9 @@ def pre_operations(self):
             cmd.cli_ctx, 'Starting {}'.format(cmd.name))(poller)
         
         args = self.ctx.args
-        args.time_zone=args.nullable_time_zone_with_default
+        args.time_zone=args.time_zone_with_default
         args.trigger_time=args.trigger_time_with_default 
+ 
         
 class UpdateAcatReport(_AcatUpdateReport):
     class UpdateAcatReportWithDupAadToken(_AcatUpdateReport.ReportUpdate):
@@ -146,6 +126,7 @@ def _execute_operations(self):
         yield self.UpdateAcatReportWithDupAadToken(ctx=self.ctx)()
         self.post_operations()
 
+
 class DeleteAcatReport(_AcatDeleteReport):
     class DeleteAcatReportWithDupAadToken(_AcatDeleteReport.ReportDelete):
         CLIENT_TYPE = "DupAadTokenClient"
@@ -157,19 +138,3 @@ def _execute_operations(self):
   
         
 # utils
-def ParseSubsFromResources(resourceList):
-    """Parse subscriptions from resources"""
-    subs = set()
-    for resource in resourceList:
-        sub = resource.resource_id._data.split("/")[2]
-        subs.add(sub)
-    return list(subs)
-
-def GetLocalTimeZone():
-    """Get local time zone"""
-    return str(datetime.datetime.now(datetime.timezone.utc).astimezone().tzinfo)
-
-def GetClosestFullHour():
-    """Get closest full hour"""
-    now = datetime.datetime.now()
-    return str(now.replace(minute=0, second=0, microsecond=0) + datetime.timedelta(hours=1))
diff --git a/src/acat/azext_acat/utils.py b/src/acat/azext_acat/utils.py
new file mode 100644
index 0000000000..7b3e7ffd61
--- /dev/null
+++ b/src/acat/azext_acat/utils.py
@@ -0,0 +1,38 @@
+from azure.cli.core.aaz import register_client,AAZClientConfiguration
+from azure.cli.core.aaz._client import AAZMgmtClient
+import datetime
+
+@register_client("DupAadTokenClient")
+class AAZDupAadTokenClient(AAZMgmtClient):
+    @classmethod
+    def _build_configuration(cls, ctx, credential, **kwargs):
+        from azure.cli.core.auth.util import resource_to_scopes
+        from azure.core.pipeline.policies import HeadersPolicy
+        
+        token="Bearer "+credential.get_token().token
+        headers_policy=HeadersPolicy(**kwargs)
+        headers_policy.add_header("x-ms-aad-user-token",token)
+        kwargs["headers_policy"]=headers_policy
+        
+        return AAZClientConfiguration(
+            credential=credential,
+            credential_scopes=resource_to_scopes(ctx.cli_ctx.cloud.endpoints.active_directory_resource_id),
+            **kwargs
+        )
+        
+def ParseSubsFromResources(resourceList):
+    """Parse subscriptions from resources"""
+    subs = set()
+    for resource in resourceList:
+        sub = resource.resource_id._data.split("/")[2]
+        subs.add(sub)
+    return list(subs)
+
+def GetLocalTimeZone():
+    """Get local time zone"""
+    return str(datetime.datetime.now(datetime.timezone.utc).astimezone().tzinfo)
+
+def GetClosestFullHour():
+    """Get closest full hour"""
+    now = datetime.datetime.now()
+    return str(now.replace(minute=0, second=0, microsecond=0) + datetime.timedelta(hours=1))