{
   "properties": {
      "displayName": "Allowed locations for resource groups",
      "policyType": "BuiltIn",
      "mode": "All",
      "description": "This policy enables you to restrict the locations your organization can create resource groups in. Use to enforce your geo-compliance requirements.",
      "metadata": {
         "version": "1.0.0",
         "category": "General"
      },
      "parameters": {
         "listOfAllowedLocations": {
            "type": "Array",
            "metadata": {
               "description": "The list of locations that resource groups can be created in.",
               "strongType": "location",
               "displayName": "Allowed locations"
            }
         }
      },
      "policyRule": {
         "if": {
            "allOf": [
               {
                  "field": "type",
                  "equals": "Microsoft.Resources/subscriptions/resourceGroups"
               },
               {
                  "field": "location",
                  "notIn": "[parameters('listOfAllowedLocations')]"
               }
            ]
         },
         "then": {
            "effect": "deny"
         }
      }
   },
   "id": "/providers/Microsoft.Authorization/policyDefinitions/e765b5de-1225-4ba3-bd56-1ac6695af988",
   "name": "e765b5de-1225-4ba3-bd56-1ac6695af988"
}