F.S. 489.105 “Class C air-conditioning contractor” means a contractor whose business is limited to the servicing of air-conditioning, heating, or refrigeration systems, including any duct cleaning and equipment sanitizing that requires at least a partial disassembling of the system, and whose certification or registration, issued pursuant to this part, was valid on October 1, 1988. Only a person who was registered or certified as a Class C air-conditioning contractor as of October 1, 1988, shall be so registered or certified after October 1, 1988. However, the board shall continue to license and regulate those Class C air-conditioning contractors who held Class C licenses before October 1, 1988.
