ec2-encrypt-ebs.policy

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Sid": "Require EC2 Encryption",
            "Effect": "Deny",
            "Action": [
                "ec2:RunInstances"
            ],
            "Condition": {
                "Bool": {
                    "ec2:Encrypted": "false"
                }
            },
            "Resource": [
                "*"
            ]
        }
    ]
}