Wyoming Plumbing License Requirements
No. Wyoming has no statewide plumbing license; cities and counties license plumbing work.
Local only · By BrazeJobs Team · Updated
Requirements
| Local license | Varies by city |
Local licenses in Wyoming
Cheyenne
CityCity contractor and individual (master/journeyman/apprentice) licenses
Cheyenne Building Safety Department, Contractor Licensing Board
Cheyenne Contractor Licensing Board regulations: no one may be employed as a qualified supervisor, master, journeyman or apprentice without the proper city license.
- Source: cheyennecity.org · checked November 5, 2026
Casper
CityPlumbing contractor license; master plumber license
Casper Community Development, Building Inspection Division
Plumbing contractor must have or employ a licensed master plumber; city also licenses individual plumbing trades.
- Source: casperwy.gov · checked November 5, 2026
Gillette
CityCity contractor license; individual trade license
Gillette Development Services, Building Division
Contracting in the city without a license is a misdemeanor (up to $750 per day, Sec. 5-III-10).
- Source: gillettewy.gov · checked November 5, 2026
Apprenticeship
| Registering agency | U.S. Department of Labor Office of Apprenticeship (no state agency) |
Programs register through the Office of Apprenticeship; use the Partner Finder for local sponsors.
- Source: apprenticeship.gov · checked November 6, 2026