C-43 · Roofing & exterior

Sheet Metal Contractor

1324 contractors hold a California C-43 Sheet Metal Contractor license

What Does a C-43 License Cover?

Selects, cuts, shapes, fabricates, and installs sheet metal including cornices, flashings, gutters, leaders, pans, kitchen equipment, duct work with insulation, patented chimneys, metal flues, and metal roofing systems.

Hiring a Sheet Metal Contractor

Sheet metal work for HVAC ductwork must meet California Title 24 energy efficiency standards for duct sealing and insulation. Ask the contractor about duct leakage testing and verify they will obtain required mechanical permits.

A California contractor license is generally required when a project costs $1,000 or more in combined labor and materials, requires a building permit, or uses additional workers. Small jobs cannot be split from a larger project to qualify for the exemption. Read the CSLB requirements.

Also in Roofing & exterior

C-39: Roofing Contractor C-17: Glazing Contractor C-13: Fencing Contractor

Related Classifications

C-20: Warm-Air Heating, Ventilating and Air-Conditioning (HVAC) Contractor C-23: Ornamental Metal Contractor C-39: Roofing Contractor

Licensing Resources

Deposit and payment rules for California contracts
Home improvement contract requirements
How to verify a contractor license

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