# Amazon EKS resource scaling execution block sample policy
<a name="security_iam_region_switch_eks"></a>

 The following is a sample policy to attach if you add execution blocks to a Region switch plan for Amazon EKS resource scaling. 

------
#### [ JSON ]

****  

```
{
  "Version":"2012-10-17",		 	 	 
  "Statement": [
    {
      "Effect": "Allow",
      "Action": [
        "eks:DescribeCluster"
      ],
      "Resource": [
        "arn:aws:eks:us-east-1:123456789012:cluster/app-eks-primary",
        "arn:aws:eks:us-west-2:123456789012:cluster/app-eks-secondary"
      ]
    },
    {
      "Effect": "Allow",
      "Action": [
        "eks:ListAssociatedAccessPolicies"
      ],
      "Resource": [
        "arn:aws:eks:us-east-1:123456789012:access-entry/app-eks-primary/*",
        "arn:aws:eks:us-west-2:123456789012:access-entry/app-eks-secondary/*"
      ]
    }
  ]
}
```

------

 Note: In addition to this IAM policy, the plan execution role needs to be added to the Amazon EKS cluster's access entries with the `AmazonArcRegionSwitchScalingPolicy` access policy. For more information, see [Configure EKS access entry permissions](eks-resource-scaling-block.md#eks-resource-scaling-block-permissions).