Trades by State
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Nevada contractor license requirements

What you need before your first paid job in Nevada, one page for each trade. The license, the least insurance you must carry, whether the state asks for a bond, when you charge sales tax, and the deadlines that protect your right to be paid.

Checked by the Trades by State editor on 2026-10-07Every figure on these pages links to the official page it came fromSomething wrong? Tell us

Plumbing in Nevada

License you need
C-1 Plumbing and Heating contractorRenews every two years
Insurance you must carry
No state minimumcustomers usually ask for $1,000,000
Workers' comp
Required
  • Nevada lets unlicensed people do repair jobs under $1,000, but the law names plumbing as work that exception never covers. Even a small leak repair for pay needs a licensed contractor.
  • There is no license called just plumbing. The full license is C-1 Plumbing and Heating, and plumbing alone is the C-1d piece of it. Water heaters and gas piping have their own smaller pieces.

HVAC in Nevada

License you need
C-21 Refrigeration and Air-Conditioning contractorRenews every two years
Insurance you must carry
No state minimumcustomers usually ask for $1,000,000
Workers' comp
Required
  • Heating and cooling are split across two licenses in Nevada. Refrigerated air-conditioning is C-21. Furnaces, ducts and swamp coolers on their own are C-1f, a piece of the plumbing and heating license.
  • A shop that only services existing units can hold the small C-21d license. It stops short of swapping a whole condenser or changing how a system is designed.

Electrical in Nevada

License you need
C-2 Electrical contractorRenews every two years
Insurance you must carry
No state minimumcustomers usually ask for $1,000,000
Workers' comp
Required
  • Nevada slices the electrical license into seven pieces. Residential wiring, C-2f, stops at three stories and 600 volts. Low-voltage work, C-2d, stops at 91 volts. Solar is its own piece, C-2g.
  • Even changing a light fixture for pay needs a licensed contractor. The state's under-$1,000 exception for small repairs leaves electrical work out by name.

Across states

Can you charge sales tax on labor? The rule in 25 states. Which states tax the work itself, which tax only the parts, and how a repair differs from a new install.