Is My Contractor Licensed in Montana?
Quick answer
Montana licenses plumbers and electricians through state boards in the Department of Labor and Industry, and since January 1, 2026 construction contractors must hold a state Construction Contractor License from the same department. Pest control applicators are licensed by the Montana Department of Agriculture. Plumbers: Montana Board of Plumbers. Electricians: Montana State Electrical Board. HVAC (heating and air): No statewide license. Roofers: Montana Department of Labor and Industry, Construction Contractor License Program.
Checked September 30, 2026. Every rule below links to the official source; licensing rules change, so confirm with the board before you hire.
Plumbers in Montana
Licensed by: Montana Board of Plumbers
The Montana Board of Plumbers licenses master plumbers and journeyman plumbers, plus a medical gas endorsement. You can confirm a plumber's license in the Department of Labor and Industry Licensee Lookup System, which the board names as the primary source for verifying licenses.
Look up a license · Source: Montana Board of Plumbers · 12 plumbing companies in Montana on 1-800Deals
Electricians in Montana
Licensed by: Montana State Electrical Board
The Montana State Electrical Board licenses residential, journeyman and master electricians, and licenses electrical contractors as businesses. You can check an electrician or electrical contractor in the Department of Labor and Industry Licensee Lookup System.
Look up a license · Source: Montana State Electrical Board
HVAC (heating and air) in Montana
Licensed by: No statewide license
Montana has no state HVAC or mechanical contractor board; none appears among the Department of Labor and Industry's licensing boards and programs. An HVAC business doing construction work may still need the state Construction Contractor License, so ask the company for its license and check it in the Licensee Lookup System, and ask your local building department about permits.
Look up a license · Source: Montana Department of Labor and Industry, Professional Boards and Licensing
Roofers in Montana
Licensed by: Montana Department of Labor and Industry, Construction Contractor License Program
Since January 1, 2026, construction contractors, a definition that expressly includes installing or repairing roofing or siding, must hold a Construction Contractor License from the Department of Labor and Industry. The requirement is aimed at contractors with employees and at corporations and manager-managed LLCs regardless of employee count. You can check a license in the Licensee Lookup System.
Look up a license · Source: Montana Department of Labor and Industry, Construction Contractor License (CCL) FAQ
Pest control in Montana
Licensed by: Montana Department of Agriculture
People who apply pesticides by contract or for hire must hold a commercial applicator license from the Montana Department of Agriculture, and employees who apply under a licensed applicator are licensed as operators. You can check a business or applicator in the department's Pesticide Business/Applicator Search.
Look up a license · Source: Montana Department of Agriculture, Pesticide License Program · 1 pest control company in Montana on 1-800Deals
Garage door companies in Montana
Licensed by: Montana Department of Labor and Industry, Construction Contractor License Program
Montana has no separate garage door license. Since January 1, 2026, businesses that build, alter, repair or improve structures attached to real estate for others must hold a Construction Contractor License, a requirement aimed at contractors with employees and at corporations and manager-managed LLCs. Check the company in the Licensee Lookup System.
Look up a license · Source: Montana Department of Labor and Industry, Construction Contractor License (CCL) FAQ
Water damage restoration in Montana
Licensed by: Montana Department of Labor and Industry, Construction Contractor License Program
Montana has no water damage restoration or mold license. Repair and rebuild work on a home, such as drywall, flooring or roofing, falls under the Construction Contractor License required since January 1, 2026 for contractors with employees and for corporations and manager-managed LLCs. Check the company in the Licensee Lookup System.
Look up a license · Source: Montana Department of Labor and Industry, Construction Contractor License (CCL) FAQ · 8 water damage restoration companies in Montana on 1-800Deals
Frequently asked questions
Do contractors need a state license in Montana?
Yes, in most cases. Since January 1, 2026, Montana has required a Construction Contractor License from the Department of Labor and Industry, replacing the old registration. It applies to contractors with employees and to corporations and manager-managed LLCs regardless of employee count, and the definition includes roofing and siding work.
How do I check a plumber or electrician in Montana?
Plumbers are licensed by the Montana Board of Plumbers and electricians by the Montana State Electrical Board. Both boards point homeowners to the Department of Labor and Industry Licensee Lookup System to verify a license.
Who licenses pest control companies in Montana?
The Montana Department of Agriculture. Anyone who applies pesticides by contract or for hire needs a commercial applicator license, and you can check a business or applicator in the department's Pesticide Business/Applicator Search or call the licensing unit at 406-444-4900.
This page is general information, not legal advice. 1-800Deals does not license, verify or endorse contractors. See all states: contractor licensing by state.