For the purposes of this article, an eligible fire department shall mean a fire department located in Coffee County outside of the City of Enterprise or the City of Elba which is certified under the Alabama Forestry Commission guidelines and is a member of the Coffee County Volunteer Firefighters Association. An eligible emergency medical service squad for the purposes of this article means an emergency medical service squad under a written contract with the Coffee County Commission to serve Coffee County which is licensed by the Alabama Department of Public Health, Emergency Medical Services Division, as an advanced/basic life support transporting ambulance service.