Quick answer: Wyoming has almost no statewide contractor licensing. The one exception is electrical work: electricians and electrical contractors are licensed statewide by the Wyoming Department of Fire Prevention & Electrical Safety (the State Fire Marshal's Office / State Electrical Board). There is no state license for general contractors, plumbers, HVAC/mechanical or roofers – those trades are licensed at the city or county level, so requirements differ in Cheyenne, Casper, Gillette, Jackson and elsewhere. Painters, carpenters, landscapers, handymen and cleaners generally need no trade license at all, though a local business registration may still apply.
The table below shows which of the common trades need a license in Wyoming and at what level.
Which trades need a license in Wyoming?
| Trade | State license required? | Licensing body |
|---|---|---|
| Plumber | Local | No state license. Plumbing contractors are licensed by cities/counties – e.g. Cheyenne and Casper issue plumbing and mechanical contractor licenses through their building departments. |
| Electrician | Yes | Statewide license required – the Wyoming Department of Fire Prevention & Electrical Safety (State Fire Marshal's Office) licenses apprentices, journeymen, masters and electrical contractors under W.S. §§ 35-9-120 to 35-9-130. |
| HVAC | Local | No state license. HVAC/mechanical and refrigeration contractors are licensed locally – for example the City of Cheyenne and City of Casper issue mechanical contractor licenses. |
| General Contractor | Local | No state license. General and sub-contractors register with the city or county where they build – e.g. Cheyenne's Contractor Licensing Board and Casper's Community Development Department. |
| Roofer | Local | No state license. Roofing is licensed locally where required – the City of Casper, for example, issues a roofing contractor license. |
| Painter | No | No state or trade license for painting. A local business/contractor registration may apply, but there is no statewide painter license. |
| Carpenter | No | No state license for general carpentry, framing or cabinetry – unless the work falls under a locally licensed contractor category. Electrical work still requires the state electrical license. |
| Landscaper | No | No state or local contractor license for general landscaping or lawn care. If applying restricted-use pesticides, a Commercial Pesticide Applicator license from the Wyoming Department of Agriculture is required. |
| Handyman | No | No state license. General repair/handyman work is unlicensed, but the person may not perform electrical work reserved for a state-licensed electrician, and a local business registration may apply. |
| Cleaner | No | No state or trade license required for residential or commercial cleaning. A local business registration may still be needed. |
"Yes" means a statewide Wyoming license is required (electricians only). "Local" means there is no state license – the trade is licensed by the city or county, so requirements vary by jurisdiction. "No" means no trade license, though a local business registration may still apply.
Wyoming is a local-licensing state
Unlike states such as Florida or California, Wyoming does not have a statewide contractor licensing board for general construction, plumbing, HVAC or roofing. There is no state contractors' board and no single license that lets you build anywhere in the state. Instead, licensing for those trades is handled city by city and county by county.
That means the rules in Cheyenne, Casper, Gillette, Jackson and other communities are set locally and can differ significantly. Before starting a project, you must confirm licensing and permit requirements with the building department for the specific jurisdiction where the work will be performed.
Electrical: the one statewide license
The single trade Wyoming licenses at the state level is electrical work. The Wyoming Department of Fire Prevention & Electrical Safety – part of the State Fire Marshal's Office, sometimes called the State Electrical Board – issues Apprentice, Journeyman, Master, Electrical Contractor and Low Voltage/Limited licenses under W.S. §§ 35-9-120 through 35-9-130. Wyoming adopts the National Electrical Code, and licensing exams are based on the current NEC edition.
An Electrical Contractor license is a business license: the company must employ a full-time Wyoming-licensed Master Electrician as its master of record. Journeyman and master licenses renew on a three-year cycle with continuing education, while contractor licenses expire the July 1 following issuance. This state license is honored across Wyoming – though cities like Casper may also require the electrician to register locally.
Plumbing, HVAC, general and roofing: licensed locally
For general contracting, plumbing, HVAC/mechanical and roofing, look to the local jurisdiction. For example, the City of Cheyenne runs a Contractor Licensing Board that issues plumbing, HVAC/refrigeration and other contractor licenses, requiring each company to register a Qualified Supervisor. The City of Casper licenses General/Sub, Plumbing, Mechanical, Individual and Electrical contractors, plus a separate Roofing Contractor license, through its Community Development Department and Chief Building Official.
These local licenses typically require proof of trade experience, passing a test, and – for electrical – proof of the state license. Because thresholds and categories vary, always verify with the city or county building department before bidding a job.
Trades with no license requirement
Several common home-service trades need no trade license in Wyoming at either the state or, typically, the local level: general painting, carpentry, landscaping and lawn care, handyman work, and cleaning. There is no statewide board for any of these, and most Wyoming cities do not license them as distinct trades.
Unlicensed does not mean unregulated. These businesses usually still need a local business registration, must carry appropriate insurance, and can never cross into a licensed scope – for instance, no handyman or carpenter may perform electrical work reserved for a state-licensed electrician. A landscaper applying restricted-use pesticides must hold a Commercial Pesticide Applicator license from the Wyoming Department of Agriculture.
How to confirm what you need
Because Wyoming pushes most licensing down to the local level, the safest approach is to work from the jurisdiction first. Identify the city or county where the project sits, then contact that building department for its contractor license categories, experience and testing requirements, insurance/bond rules and permit thresholds.
If your work involves any electrical installation, obtain the appropriate state license from the Department of Fire Prevention & Electrical Safety in addition to any local registration. When in doubt, call the local building department – requirements genuinely differ from town to town in Wyoming.
How to get licensed in Wyoming
- Identify the city or county where the work will be performed – in Wyoming, most contractor licensing is local, so the jurisdiction determines the rules.
- For electrical work, apply to the Wyoming Department of Fire Prevention & Electrical Safety for the appropriate license (apprentice, journeyman, master, or electrical contractor) and pass the NEC-based exam.
- For general contracting, plumbing, HVAC/mechanical or roofing, contact the local building department (e.g., Cheyenne's Contractor Licensing Board or Casper's Community Development Department) for its license categories and requirements.
- Meet the local requirements – typically proof of trade experience, a passing test score, insurance or a bond, and registration of a qualified supervisor or master of record.
- Keep credentials current: renew the state electrical license on its cycle (with continuing education) and renew each local contractor license and business registration as the jurisdiction requires.
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Frequently asked questions
Does Wyoming have a state contractor license?
Only for electricians. Wyoming licenses electrical work statewide through the Department of Fire Prevention & Electrical Safety, but it has no statewide license for general contractors, plumbers, HVAC/mechanical or roofers. Those trades are licensed by individual cities and counties, so requirements vary by jurisdiction.
Who licenses electricians in Wyoming?
The Wyoming Department of Fire Prevention & Electrical Safety (the State Fire Marshal's Office, sometimes called the State Electrical Board) issues apprentice, journeyman, master, and electrical contractor licenses under W.S. §§ 35-9-120 to 35-9-130. An electrical contractor company must employ a full-time Wyoming-licensed master electrician as its master of record.
Do plumbers and HVAC contractors need a license in Wyoming?
There is no state plumbing or HVAC license in Wyoming, but most cities license these trades locally. For example, the City of Cheyenne and the City of Casper both issue plumbing and mechanical contractor licenses through their building departments. Always confirm with the local jurisdiction where you will work.
Does a handyman or painter need a license in Wyoming?
No. Wyoming has no state license for handyman work or painting, and most cities do not license them as distinct trades. A local business registration may still apply, and the worker may never perform electrical work reserved for a state-licensed electrician or other locally licensed trades such as plumbing.
Sources: Wyoming State Fire Marshal's Office – Electrical Licensing, Wyoming State Fire Marshal's Office – Electrical Safety / Wiring Permits, City of Cheyenne – Contractor Licensing Regulations, City of Casper – Contractor Licensing, Wyoming Department of Agriculture – Pesticide Program, 2025. Licensing rules change — always confirm current requirements with the relevant state board and your local city before you work.