CSLB Quick Facts

License required for jobs over
$1,000
Minimum contractor bond
$25,000
Journey-level experience
4 years
Current exam passing scores
School-observed: 65% for Law & Business and 63% to 71% for trade exams; CSLB does not publish fixed passing scores

The CSLB oversees 46 contractor classifications in California.

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Home Study Program – 2026 Edition

$295.00

Physical L&B and trade binders, online audio, health & safety video, 30-day practice exam access. Self-paced study.

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Description

Self-paced exam prep shipped to your door. Physical Law & Business and trade-specific binders, online audio, health & safety video, and 30-day practice exam access.

Additional information

Trade Classification

A — General Engineering, ASB — Asbestos Certification, B — General Building, B-2 — Residential Remodeling, C-10 — Electrical, C-11 — Elevator, C-12 — Earthwork and Paving, C-13 — Fencing, C-15 — Flooring and Floor Covering, C-16 — Fire Protection, C-17 — Glazing, C-2 — Insulation and Acoustical, C-20 — HVAC, C-21 — Building Moving/Demolition, C-22 — Asbestos Abatement, C-23 — Ornamental Metal, C-27 — Landscaping, C-28 — Lock and Security Equipment, C-29 — Masonry, C-31 — Construction Zone Traffic Control, C-32 — Parking and Highway Improvement, C-33 — Painting and Decorating, C-34 — Pipeline, C-35 — Lathing and Plastering, C-36 — Plumbing, C-38 — Refrigeration, C-39 — Roofing, C-4 — Boiler, Hot Water Heating and Steam Fitting, C-42 — Sanitation System, C-43 — Sheet Metal, C-45 — Sign, C-46 — Solar, C-47 — General Manufactured Housing, C-49 — Tree and Palm, C-5 — Framing and Rough Carpentry, C-50 — Reinforcing Steel, C-51 — Structural Steel, C-53 — Swimming Pool, C-54 — Ceramic and Mosaic Tile, C-55 — Water Conditioning, C-57 — Water Well Drilling, C-6 — Cabinet, Millwork and Finish Carpentry, C-60 — Welding, C-61 — Limited Specialty, C-7 — Low Voltage Systems, C-8 — Concrete, C-9 — Drywall, HAZ — Hazardous Substance Removal

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