The ESF Annexes to the NRF describe the scope, policies, and concept of operations of each ESF. In addition, these annexes identify ESF coordinators, primary agencies, and support agencies.
ESF coordinator manages the preparedness exercises for a specific ESF and directions with its essential and support agencies.
The Emergency Support Function Leaders Group, led by FEMA, is comprised of the Federal departments and agencies that are designated as coordinators for ESFs or coordinating agencies for other NRF annexes.