4.7 Emergency Response 4.7.1 Organisation A description of the emergency response organisation must be provided, showing the roles and responsibilities of its team members at site and offsite. It should specifically show how the following is achieved How parts of the organisation at different locations are able to communicate effectively Command by competent persons which can be maintained throughout an emergency and Sufficient suitably competent persons on the installation to carryout emergency duties and to operate relevant equipment. The emergency response plan should also identify any dependency on human intervention at any stage and how these persons are trained and known to be competent.