Every state requires different licenses for different trades. Find exact requirements, fees, and application steps for your trade in your state.
Contractor licensing requirements vary by trade and state. Most states require a state-issued license for general contractors, electricians, and plumbers. Some states handle licensing at the county or city level. Use the trade cards below to find requirements for your specific trade.
Select your trade to see license requirements across all 50 states.
State license requirements for general contractors — projects, thresholds, exams, and bonds.
Electrical contractor and journeyman license requirements by state — exams, apprenticeship, and renewal.
Plumbing license requirements by state — master plumber, journeyman, and contractor licensing.
HVAC contractor license requirements by state — mechanical, refrigerant, and EPA certifications.
Roofing contractor license requirements by state — bonds, insurance, and registration.
Landscaping license requirements by state — pesticide, irrigation, and contractor licensing.
Painting contractor license requirements by state — lead paint, bonds, and registration.
Concrete and masonry contractor license requirements by state.
Carpentry and framing contractor license requirements by state.
Flooring contractor license requirements by state.
Demolition contractor license requirements by state — permits, bonds, and environmental.
Fencing contractor license requirements by state.
Insulation contractor license requirements by state.
Fire protection and sprinkler contractor license requirements by state.
Solar and renewable energy contractor license requirements by state — NABCEP, electrical, and permits.
Operating without a license can cost you far more than getting licensed.
Unlicensed contracting is a criminal offense in most states. Penalties include fines up to $10,000 per violation, stop-work orders, and in some states, misdemeanor or felony charges.
Most licenses require proof of general liability insurance and a surety bond. These protect both you and your clients — and are required before you can legally pull permits.
Licensed contractors win more bids. Homeowners and commercial clients increasingly verify license status before signing. A valid license number builds credibility instantly.
Many states have reciprocity agreements — a license in one state can fast-track licensing in another. This is critical for contractors who work across state lines.