California Code of Regulations
Title 16 - Professional and Vocational Regulations
Division 8 - Contractors' State License Board
Article 3 - Classification
Section 832.04 - Class C-4-Boiler, Hot-Water Heating and Steam Fitting Contractor

A boiler, hot-water heating and steam fitting contractor installs, services and repairs power boiler installations, hot-water heating systems and steam fitting, including fire-tube and water-tube steel power boilers and hot-water heating low pressure boilers,steam fitting and piping, fittings, valves, gauges, pumps, radiators, convectors, fuel oil tanks, fuel oil lines, chimneys, flues, heat insulation and all other equipment, including solar heating equipment, associated with these systems.

Note: Authority cited: Sections 7008 and 7059, Business and Professions Code. Reference: Sections 7058 and 7059, Business and Professions Code.