# ecr-private-tag-immutability-enabled
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Checks if a private Amazon Elastic Container Registry (ECR) repository has tag immutability enabled. This rule is NON\_COMPLIANT if tag immutability is not enabled for the private ECR repository. 



**Identifier:** ECR\_PRIVATE\_TAG\_IMMUTABILITY\_ENABLED

**Resource Types:** AWS::ECR::Repository

**Trigger type:** Configuration changes

**Amazon Web Services Region:** All supported Amazon regions except Asia Pacific (New Zealand), Asia Pacific (Thailand), Asia Pacific (Malaysia), Mexico (Central), Israel (Tel Aviv), Asia Pacific (Taipei) Region

**Parameters:**

None  

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