diff --git a/integration/config/region_service_exclusion.yaml b/integration/config/region_service_exclusion.yaml
deleted file mode 100644
index 9a939aa8a..000000000
--- a/integration/config/region_service_exclusion.yaml
+++ /dev/null
@@ -1,235 +0,0 @@
-regions:
-  af-south-1:
-    - ServerlessRepo
-    - Cognito
-    - KMS
-    - CodeDeploy
-    - XRay
-    - IoT
-    - GatewayResponses
-    - HttpApi
-    - ARM
-    - MSK
-    - MQ
-  ap-east-1:
-    - Cognito
-    - IoT
-    - ServerlessRepo
-    - HttpApi
-    - ARM
-  ap-northeast-2:
-    - HttpApi
-    - ARM
-  ap-northeast-3:
-    - Cognito
-    - IoT
-    - ServerlessRepo
-    - XRay
-    - CodeDeploy
-    - HttpApi
-    - ARM
-    - MSK
-    - MQ
-    - EFS
-    - StateMachineCweCws
-    - CodeSign
-  ap-south-1:
-    - HttpApi
-  ap-southeast-3:
-    - ServerlessRepo
-    - CodeDeploy
-    - Cognito
-    - GatewayResponses
-    - Layers
-    - IoT
-    - XRay
-    - SQS
-    - HttpApi
-    - UsagePlans
-    - MSK
-    - MQ
-    - Kinesis
-    - DynamoDB
-    - CodeSign
-    - EFS
-    - CweCwsDlq
-    - StateMachineInlineDefinition
-    - StateMachineCweCws
-    - StateMachineWithApis
-    - LambdaEnvVars
-    - ARM
-  ap-southeast-1:
-    - HttpApi
-  ca-central-1:
-    - Cognito
-    - IoT
-    - HttpApi
-    - ARM
-  cn-north-1:
-    - ServerlessRepo
-    - Cognito
-    - KMS
-    - CodeDeploy
-    - XRay
-    - IoT
-    - GatewayResponses
-    - HttpApi
-    - MSK
-    - MQ
-    - CodeSign
-    - CweCwsDlq
-    - Mode
-    - ARM
-  cn-northwest-1:
-    - ServerlessRepo
-    - Cognito
-    - KMS
-    - CodeDeploy
-    - XRay
-    - IoT
-    - GatewayResponses
-    - HttpApi
-    - ARM
-    - MSK
-    - MQ
-    - CodeSign
-    - CweCwsDlq
-    - Mode
-  eu-north-1:
-    - ServerlessRepo
-    - Cognito
-    - IoT
-    - HttpApi
-    - Layers
-    - ARM
-  eu-south-1:
-    - ServerlessRepo
-    - Cognito
-    - KMS
-    - CodeDeploy
-    - XRay
-    - IoT
-    - GatewayResponses
-    - HttpApi
-    - ARM
-    - MSK
-    - MQ
-  eu-west-2:
-    - HttpApi
-  eu-west-3:
-    - Cognito
-    - IoT
-    - XRay
-    - HttpApi
-    - ARM
-  me-south-1:
-    - ServerlessRepo
-    - Cognito
-    - IoT
-    - HttpApi
-    - ARM
-  sa-east-1:
-    - IoT
-    - Cognito
-    - HttpApi
-    - ARM
-  us-east-2:
-    - HttpApi
-  us-gov-east-1:
-    - ServerlessRepo
-    - Cognito
-    - XRay
-    - IoT
-    - GatewayResponses
-    - CodeDeploy
-    - HttpApi
-    - MSK
-    - MQ
-    - Kinesis
-    - DynamoDB
-    - CodeSign
-    - CweCwsDlq
-    - Mode
-    - ARM
-  us-gov-west-1:
-    - ServerlessRepo
-    - Cognito
-    - XRay
-    - IoT
-    - GatewayResponses
-    - HttpApi
-    - MSK
-    - MQ
-    - Kinesis
-    - DynamoDB
-    - CodeSign
-    - CweCwsDlq
-    - Mode
-    - ARM
-  us-iso-east-1:
-    - ServerlessRepo
-    - CodeDeploy
-    - Cognito
-    - GatewayResponses
-    - Layers
-    - IoT
-    - XRay
-    - SQS
-    - HttpApi
-    - UsagePlans
-    - MSK
-    - MQ
-    - Kinesis
-    - DynamoDB
-    - CodeSign
-    - EFS
-    - CweCwsDlq
-    - StateMachineInlineDefinition
-    - StateMachineCweCws
-    - StateMachineWithApis
-    - LambdaEnvVars
-  us-iso-west-1:
-    - ServerlessRepo
-    - CodeDeploy
-    - Cognito
-    - GatewayResponses
-    - Layers
-    - IoT
-    - XRay
-    - SQS
-    - HttpApi
-    - UsagePlans
-    - MSK
-    - MQ
-    - Kinesis
-    - DynamoDB
-    - CodeSign
-    - EFS
-    - CweCwsDlq
-    - StateMachineInlineDefinition
-    - StateMachineCweCws
-    - StateMachineWithApis
-    - LambdaEnvVars
-  us-isob-east-1:
-    - ServerlessRepo
-    - Cognito
-    - CodeDeploy
-    - XRay
-    - GatewayResponses
-    - Layers
-    - IoT
-    - SQS
-    - HttpApi
-    - UsagePlans
-    - MSK
-    - MQ
-    - Kinesis
-    - DynamoDB
-    - CodeSign
-    - EFS
-    - CweCwsDlq
-    - StateMachineInlineDefinition
-  us-west-1:
-    - Cognito
-    - IoT
-    - ARM
diff --git a/integration/config/region_service_inclusion.yaml b/integration/config/region_service_inclusion.yaml
deleted file mode 100644
index 14625b38d..000000000
--- a/integration/config/region_service_inclusion.yaml
+++ /dev/null
@@ -1,3 +0,0 @@
-regions:
-  us-east-1:
-    - CustomDomain
\ No newline at end of file
diff --git a/integration/helpers/resource.py b/integration/helpers/resource.py
index 704d0f3aa..f70f56462 100644
--- a/integration/helpers/resource.py
+++ b/integration/helpers/resource.py
@@ -141,8 +141,10 @@ def _get_region():
 def _read_test_config_file(filename):
     """Reads test inclusion or exclusion file and returns the contents"""
     tests_integ_dir = Path(__file__).resolve().parents[1]
-    test_config_file_path = str(Path(tests_integ_dir, "config", filename))
-    test_config = load_yaml(test_config_file_path)
+    test_config_file_path = Path(tests_integ_dir, "config", filename)
+    if not test_config_file_path.is_file():
+        return {}
+    test_config = load_yaml(str(test_config_file_path))
     return test_config
 
 
@@ -164,7 +166,7 @@ def current_region_does_not_support(services):
     region = _get_region()
     region_exclude_services = _read_test_config_file("region_service_exclusion.yaml")
 
-    if region not in region_exclude_services["regions"]:
+    if region not in region_exclude_services.get("regions", {}):
         return False
 
     # check if any one of the services is in the excluded services for current testing region
@@ -179,7 +181,7 @@ def current_region_not_included(services):
     region = _get_region()
     region_include_services = _read_test_config_file("region_service_inclusion.yaml")
 
-    if region not in region_include_services["regions"]:
+    if region not in region_include_services.get("regions", {}):
         return True
 
     # check if any one of the services is in the excluded services for current testing region