# cmk-backing-key-rotation-enabled
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Checks if automatic key rotation is enabled for each key and matches to the key ID of the customer created AWS KMS key. The rule is NON\$1COMPLIANT if the AWS Config recorder role for a resource does not have the kms:DescribeKey permission. 

**Note**  
Automatic key rotation is not supported for asymmetric KMS keys, HMAC KMS keys, KMS keys with imported key material, or KMS keys in custom key stores.

**Identifier:** CMK\$1BACKING\$1KEY\$1ROTATION\$1ENABLED

**Resource Types:** AWS::KMS::Key

**Trigger type:** Periodic

**AWS Region:** All supported AWS regions

**Parameters:**

None  

## AWS CloudFormation template
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To create AWS Config managed rules with AWS CloudFormation templates, see [Creating AWS Config Managed Rules With AWS CloudFormation Templates](aws-config-managed-rules-cloudformation-templates.md).