EC2Policy.json

{  
   "Version":"2012-10-17",
   "Statement":[  
      {  
         "Sid":"EC2EnvironmentInstances",
         "Effect":"Allow",
         "Action":[  
            "ec2:MonitorInstances",
            "ec2:UnmonitorInstances",
            "ec2:RebootInstances",
            "ec2:StopInstances"
         ],
         "Resource":[  
            "arn:aws:ec2:eu-west-1:123xxxxxxxxx:instance/*"
         ],
         "Condition":{  
            "StringEquals":{  
               "ec2:ResourceTag/elasticbeanstalk:environment-name":"EnvironmentName"
            }
         }
      }
   ]
}