output/20260723_081532/govviz/ALZ_20260723_081601/Enterprise-Scale/src/resources/Microsoft.Authorization/policyDefinitions/Audit-AzureHybridBenefit.json

{
  "name": "Audit-AzureHybridBenefit",
  "type": "Microsoft.Authorization/policyDefinitions",
  "apiVersion": "2021-06-01",
  "scope": null,
  "properties": {
    "policyType": "Custom",
    "displayName": "Audit AHUB for eligible VMs",
    "mode": "All",
    "description": "Optimize cost by enabling Azure Hybrid Benefit. Leverage this Policy definition as a cost control to reveal Virtual Machines not using AHUB.",
    "metadata": {
      "version": "1.0.0",
      "category": "Cost Optimization",
      "source": "https://github.com/Azure/Enterprise-Scale/",
      "alzCloudEnvironments": [
        "AzureCloud",
        "AzureChinaCloud",
        "AzureUSGovernment"
      ]
    },
    "parameters": {
      "effect": {
        "type": "String",
        "metadata": {
          "displayName": "Effect",
          "description": "Enable or disable the execution of the policy"
        },
        "allowedValues": [
          "Audit",
          "Disabled"
        ],
        "defaultValue": "Audit"
      }
    },
    "policyRule": {
      "if": {
        "allOf": [
          {
            "field": "type",
            "in": [
              "Microsoft.Compute/virtualMachines",
              "Microsoft.Compute/virtualMachineScaleSets"
            ]
          },
          {
            "equals": "MicrosoftWindowsServer",
            "field": "Microsoft.Compute/imagePublisher"
          },
          {
            "equals": "WindowsServer",
            "field": "Microsoft.Compute/imageOffer"
          },
          {
            "anyOf": [
              {
                "field": "Microsoft.Compute/imageSKU",
                "like": "2008-R2-SP1*"
              },
              {
                "field": "Microsoft.Compute/imageSKU",
                "like": "2012-*"
              },
              {
                "field": "Microsoft.Compute/imageSKU",
                "like": "2016-*"
              },
              {
                "field": "Microsoft.Compute/imageSKU",
                "like": "2019-*"
              },
              {
                "field": "Microsoft.Compute/imageSKU",
                "like": "2022-*"
              }
            ]
          },
          {
            "field": "Microsoft.Compute/licenseType",
            "notEquals": "Windows_Server"
          }
        ]
      },
      "then": {
        "effect": "[[parameters('effect')]"
      }
    }
  }
}