California Contractor License Classifications

(A) General Engineering Contractor
(B) General Building Contractor
(C) Specialty Contractor

• C-2 ¨C Insulation and Acoustical Contractor
• C-4 ¨C Boiler, Hot Water Heating and Steam Fitting Contractor
• C-5 ¨C Framing and Rough Carpentry Contractor
• C-6 ¨C Cabinet, Millwork and Finish Carpentry Contractor
• C-7 ¨C Low Voltage Systems Contractor
• C-8 ¨C Concrete Contractor
• C-9 ¨C Drywall Contractor
• C-10 ¨C Electrical Contractor
• C-11 ¨C Elevator Contractor
• C-12 ¨C Earthwork and Paving Contractors
• C-13 ¨C Fencing Contractor
• C-15 ¨C Flooring and Floor Covering Contractors
• C-16 ¨C Fire Protection Contractor
• C-17 ¨C Glazing Contractor
• C-20 ¨C Warm-Air Heating, Ventilating and Air-Conditioning Contractor
• C-21 ¨C Building Moving/Demolition Contractor
• C-23 ¨C Ornamental Metal Contractor
• C-27 ¨C Landscaping Contractor
• C-28 ¨C Lock and Security Equipment Contractor
• C-29 ¨C Masonry Contractor
• C-31 - Construction Zone Traffic Control Contractor
• C-32 - Parking and Highway Improvement Contractor
• C-33 ¨C Painting and Decorating Contractor
• C-34 ¨C Pipeline Contractor
• C-35 ¨C Lathing and Plastering Contractor
• C-36 ¨C Plumbing Contractor
• C-38 ¨C Refrigeration Contractor
• C-39 ¨C Roofing Contractor
• C-42 ¨C Sanitation System Contractor
• C-43 ¨C Sheet Metal Contractor
• C-45 ¨C Electrical Sign Contractor
• C-46 ¨C Solar Contractor
• C-47 ¨C Manufactured Housing Contractor
• C-50 ¨C Reinforcing Steel Contractor
• C-51 ¨C Structural Steel Contractor
• C-53 ¨C Swimming Pool Contractor
• C-54 ¨C Ceramic and Mosaic Tile Contractor
• C-55 ¨C Water Conditioning Contractor
• C-57 ¨C Water Well Drilling Contractor
• C-60 ¨C Welding Contractor
• C-61 ¨C Limited Specialty

The CSLB has listed the C-61 classification into "D" categories for administrative tracking. See list below.

D03 - Awnings
D04 - Central Vacuum Systems
D06 - Concrete Related Services
D09 - Drilling, Blasting and Oil Field Work
D10 - Elevated Floors
D12 - Synthetic Products
D16 - Hardware, Locks and Safes
D21 - Machinery and Pumps
D24 - Metal Products
D28 - Doors, Gates and Activating Devices
D29 - Paperhanging
D30 - Pile Driving and Pressure Foundation Jacking
D31 - Pole Installation and Maintenance
D34 - Prefabricated Equipment
D35 - Pool and Spa Maintenance
D38 - Sand and Water Blasting
D39 - Scaffolding
D40 - Service Station Equipment and Maintenance
D41 - Siding and Decking
D42 - Sign Installation
D49 - Tree Service
D50 - Suspended Ceilings
D52 - Window Coverings
D53 - Wood Tanks
D56 - Trenching Only
D59 - Hydroseed Spraying
D62 - Air and Water Balancing
D63 - Construction Clean-up
D64 - Non-specialized
D65 - Weatherization and Energy Conservation

• ASB ¨C Asbestos Certification
• HAZ - Hazardous Substance Removal Certification