Reciprocal Classifications List

The column to the left includes the license class codes and category descriptions for each state. The column to the right lists the corresponding license classification for California. For example, a C-7 Carpentry license in Arizona corresponds to a C-5 Framing and Rough Carpentry license in California.

Arizona

Visit the Arizona Registrar of Contractors License Reciprocity page.

Arizona Class Code and Description		California Class Code and Description
A	General Engineering	A	General Engineering
A-9	Swimming Pools	C-53	Swimming Pool
A-11	Steel and Aluminum Erection	C-51	Structural Steel
A-12	Sewers, Drains and Pipe Laying	C-42	Sanitation Systems
A-17	Electrical and Transmission Lines	A	General Engineering
A-19	Swimming Pools, Including Solar	C-53	Swimming Pool
A-21	Landscaping and Irrigation Systems	C-27	Landscaping
B	General Residential Contractor	B	General Building
B-1	General Commercial Contractor	B	General Building
B-2	General Small Commercial Contractor	B	General Building
B-3	General Remodeling and Repair Contractor	B	General Building
B-5	General Swimming Pool Contractor	C-53	Swimming Pool
B-6	General Swimming Pool Contractor, Including Solar	C-53	Swimming Pool
C-4	Boilers, Including Solar	C-4	Boiler, Hot Water Heating and Steam Fitting
C-4R	Boilers	C-4	Boiler, Hot Water Heating and Steam Fitting
C-7	Carpentry	C-5	Framing and Rough Carpentry
C-9	Concrete	C-8	Concrete
C-11	Electrical	C-10	Electrical
C-16	Fire Protection Systems	C-16	Fire Protection
C-17	Structural Steel and Aluminum	C-51	Structural Steel
C-18	Elevators	C-11	Elevators
C-31	Masonry	C-29	Masonry
C-37	Plumbing, Including Solar	C-36	Plumbing
C-37R	Sewers, Drains and Pipe Laying	C-34	Pipeline
C-37R	Plumbing	C-36	Plumbing
C-39	Air Conditioning and Refrigeration, Including Solar	C-20	Warm-air Heating, Ventilating and Air Conditioning
C-39R	Air Conditioning and Refrigeration	C-20	Warm-air Heating, Ventilating and Air Conditioning
C-42	Roofing	C-39	Roofing
C-61	Limited Remodeling and Repair	B	General Building
C-68	Mobile Home Remodeling and Repair	C-47	General Manufactured Housing
K-4	Boilers, Steamfitting and Process Piping	C-4	Boiler, Hot Water Heating and Steam Fitting
K-7	Carpentry	C-5	Framing and Rough Carpentry
K-9	Concrete	C-8	Concrete
K-11	Electrical	C-10	Electrical
K-12	Elevators	C-11	Elevators
K-16	Fire Protection Systems	C-16	Fire Protection
K-17	Steel and Aluminum Erection	C-51	Structural Steel
K-21	Landscaping and Irrigation Systems	C-27	Landscaping
K-31	Masonry	C-29	Masonry
K-37	Plumbing	C-36	Plumbing
K-39	Air Conditioning and Refrigeration	C-20	Warm-air Heating, Ventilating and Air Conditioning
K-42	Roofing	C-39	Roofing
K-61	Carpentry, Remodeling and Repairs	C-5	Framing and Rough Carpentry
K-61	Carpentry, Remodeling and Repairs	C-6	Cabinet, Millwork and Finish Carpentry
K-62	Reinforcing Bar and Wire Mesh	C-50	Reinforcing Steel
K-74	Boilers, Steamfitting and Process Piping, Including Solar	C-4	Boiler, Hot Water Heating and Steam Fitting
K-77	Plumbing, Including Solar	C-36	Plumbing
K-79	Air Conditioning and Refrigeration, Including Solar	C-20	Warm-air Heating, Ventilating and Air Conditioning
KA	Dual Engineering	A	General Engineering
KA-5	Dual Swimming Pool Contractor	C-53	Swimming Pool
KA-6	Dual Swimming Pool Contractor, Including Solar	C-53	Swimming Pool
KB-1	Dual Building Contractor	B	General Building
KB-2	Dual Residential and Small Commercial	B	General Building
L-4	Boilers, Steamfitting and Process Piping	C-4	Boiler, Hot Water Heating and Steam Fitting
L-7	Carpentry	C-5	Framing and Rough Carpentry
L-9	Concrete	C-8	Concrete
L-11	Electrical	C-10	Electrical
L-12	Elevators	C-11	Elevators
L-16	Fire Protection Systems	C-16	Fire Protection
L-31	Masonry	C-29	Masonry
L-37	Plumbing	C-36	Plumbing
L-39	Air Conditioning and Refrigeration	C-20	Warm-air Heating, Ventilating and Air Conditioning
L-42	Roofing	C-39	Roofing
L-49	Commerical, Industrial Refrigeration	C-38	Refrigeration
L-61	Carpentry, Remodeling and Repairs	B C-5	General Building, or Framing and Rough Carpentry
L-62	Reinforcing Bar and Wire Mesh	C-50	Reinforcing Steel
L-74	Boilers, Steamfitting and Process Piping, Including Solar	C-4	Boiler, Hot Water Heating and Steam Fitting
L-77	Plumbing, Including Solar	C-36	Plumbing
L-79	Air Conditioning and Refrigeration, Including Solar	C-20	Warm-air Heating, Ventilating and Air Conditioning

Louisiana

Visit the Louisiana State Licensing Board for Contractors Reciprocity page.

Louisiana Class Code and Description		California Class Code and Description
1	Commercial Building	B	General Building
12	Residential Building	B	General Building

Nevada

Visit the Nevada State Contractors Board License Reciprocity page.

Nevada Class Code and Description		California Class Code and Description
A	General Engineering	A	General Engineering
B	General Building	B	General Building
C-1a	Boilers	C-4	Boiler, Hot Water Heating and Steam Fitting (Added 5/2003)
C-3	Carpentry, Maintenance & Minor Repairs (excluding C-3c Cabinets and Millwork)	C-5	Framing and Rough Carpentry (Added 5/2003)
C-3a	Carpentry, Remodeling and Repairs	C-5	Framing and Rough Carpentry (Added 5/2003)
C-3b	Finish Carpentry (Revised 07/23/2008; formerly C-3c Cabinets and Millwork)	C-6	Cabinet, Millwork and Finish Carpentry (Added 5/2003)
C-2d	Low Voltage (Revised 08/19/2008; formerly C-2e Signal Systems)	C-7	Low Voltage Systems (Added 5/2003)
C-5	Concrete	C-8	Concrete
C-7	Elevation & Conveyance	C-11	Elevator (Added 5/2003)
A-16	Paving of Street, Driveways and Parking Lots	C-12	Earthwork and Paving (Added 5/2003)
C-41	Fire Protection	C-16	Fire Protection (Added 5/2003)
C-1f C-21	Heating Cooling & Circulating Air Refrigeration & Air Conditioning	C-20	Warm-Air Heating, Ventilating & Air Conditioning
C-10	Landscaping	C-27	Landscaping
C-18	Masonry	C-29	Masonry
C-4	Painting & Decorating	C-33	Painting & Decorating
A-15 A-19 A-20	Sewers, Drains & Pipes Pipeline and Conduits Industrial Piping	C-34	Pipeline (Added 5/2003)
C-17	Lathing and Plastering	C-35	Lathing and Plastering (Added 5/2003)
C-21a	Refrigeration	C-38	Refrigeration
C-15	Roofing & Siding	C-39	Roofing
A-15	Sewers, Drains & Pipes	C-42	Sanitation Systems
C-1e C-21e	Sheet Metal Solar Air Conditioning	C-43	Sheet Metal
C-6 C-6b	Erecting Signs Electrical Signs	C-45	Electrical Sign
C-37	Solar	C-46	Solar
A-10	Swimming Pools	C-53	Swimming Pools
C-20	Tiling	C-54	Tile (Ceramic & Mosaic)
C-23	Drilling Wells	C-57	Well Drilling

Please Note:

If an applicant is granted reciprocity, the CSLB may waive the trade portion of the exam, but retains the right to require the exam. The applicant will still be required to take the business law portion of CSLB's exam. For more information on CSLB's Reciprocity Program, please contact the Licensing Information Center at 1-800-321-CSLB (2752).