# approved-amis-by-tag
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Checks if EC2 instances are using specified Amazon Machine Images (AMIs). Specify the tags that identify the AMIs. Running instances with AMIs that don't have at least one of the specified tags are NON\$1COMPLIANT. 



**Identifier:** APPROVED\$1AMIS\$1BY\$1TAG

**Resource Types:** AWS::EC2::Instance

**Trigger type:** Configuration changes

**Amazon Web Services Region:** All supported Amazon regions

**Parameters:**

amisByTagKeyAndValueType: StringMapDefault: tag-key:tag-value,other-tag-key  
Comma-separated list of up to 10 AMIs tags (tag-key:tag-value). For example, tag-key1 matches AMIs with tag-key1; tag-key2:value2 matches tag-key2 with the value 2.

## 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).