The personnel of the fire departments, emergency medical service squads, and volunteer firefighters association provided for in this article shall not be considered as employees, servants, or agents of the county. The members of the county commission and the officers and employees of the county and the members of the Coffee County Commission and the officers and employees of the county shall not be liable either in their official capacity or in a private or individual capacity for the actions of the fire departments, contracted emergency medical service squads, or the volunteer firefighters association or their personnel.