Contractor Class
Class Code Class Description
4200 AIR CONDITIONING, CLASS C - CERTIFIED


Details
A "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 which 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. NOTE: No person not previously 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.