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Reciprocal Classifications List

The following are the Reciprocal License Classifications for California and three other states, Arizona, Nevada and Utah.

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 Engineeringg
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


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


Utah

Visit the Utah Division of Occupational and Professional Licensing Reciprocity page

.
Utah
Class Code and Description
California
Class Code and Description
E100 General Engineering Contractor A General Engineering
B100 General Building Contractor B General Building
R100 Residential and Small Commercial Contractor B General Building
S280 General Roofing Contractor C-39 Roofing
S290 General Masonry Contractor C-29 Masonry
S320 Steel Erection Contractor C-51 Structural Steel
S350 HVAC Contractor C-20 Warm-Air Heating Ventilating and Air Conditioning
S360 Refrigeration Contractor C-38 Refrigeration
S370 Fire Suppression Systems Contractor C-16 Fire Protection

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).