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Mountain West Trades

Montana trade license requirements: electrician and plumber

Last verified

License guides

  • Montana electrician license requirements

    Montana licenses master, journeyman and residential electricians, plus electrical contractors.

    Electrical licensing is overseen by the State Electrical Board, which is allocated to the Montana Department of Labor and Industry (DLI). DLI issues the licenses.

  • Montana plumber license requirements

    Montana licenses journeyman plumbers and master plumbers, and issues a separate medical gas piping installation endorsement.

    Plumber licensing is overseen by the Montana Board of Plumbers, which is allocated to the Montana Department of Labor and Industry (DLI) for administrative purposes.

Running a contracting business

Montana contractor license requirements

The Montana Department of Labor & Industry (DLI) licenses construction contractors through its Construction Contractor License (CCL) Program. Since January 1, 2026, construction contractors in Montana must be licensed with DLI unless an exemption applies; contractors with an active Montana registration on December 31, 2025 were converted to the new license.

Check a license

Montana's official public license lookup:

Pay in Montana

Median wages, Bureau of Labor Statistics OEWS, May 2025. Statewide figures for all employers, not job offers.
Occupation Median hourly Median annual
Diesel mechanic $28.84 $59,990
Electrician $36.90 $76,760
HVAC technician $29.26 $60,850
Lineman $53.04 $110,320
Plumber $38.44 $79,960
Welder $26.73 $55,610

Sources

  1. 2-15-1764. State electrical board, MCA — last verified
  2. 2-15-1765. Board of plumbers, MCA — last verified
  3. 37-68-301. License required to engage in electrical work, MCA — last verified
  4. BLS OEWS via BLS Public Data API, series OEUS300000000000047211108 — last verified
  5. BLS OEWS via BLS Public Data API, series OEUS300000000000047215208 — last verified
  6. BLS OEWS via BLS Public Data API, series OEUS300000000000049303108 — last verified
  7. BLS OEWS via BLS Public Data API, series OEUS300000000000049902108 — last verified
  8. BLS OEWS via BLS Public Data API, series OEUS300000000000049905108 — last verified
  9. BLS OEWS via BLS Public Data API, series OEUS300000000000051412108 — last verified
  10. Electrical Board - Montana Department of Labor & Industry — last verified
  11. FAQ - Montana Board of Plumbers — last verified