The short answer
Wyoming's state code is based on NEC 2026, the current edition there, in effect since July 1, 2026, but it does not reach every jurisdiction or building type the same way.
- Current edition
- NEC 2026 (current)
- Adoption
- State code, with exceptions by jurisdiction or building type
- In effect since
- July 1, 2026
- Licensing board
- Wyoming State Fire Marshal's Office - Department of Fire Prevention and Electrical Safety (Electrical Board)
- Primary source
- wsfm.wyo.gov
Code adoption cycles change. Always confirm the edition and amendments in force with your Authority Having Jurisdiction (AHJ) before permitting work.
How does Wyoming adopt the NEC?
The State Fire Marshal's Department of Fire Prevention and Electrical Safety licenses electricians statewide and adopts the NEC for the areas its inspectors cover; municipalities and counties with local enforcement authority under W.S. 35-9-121 may adopt and enforce their own editions.
What are Wyoming's amendments to the NEC?
The app's record for Wyoming lists no individual amendments; the adoption summary above says how the state applies the code.
Who issues electrical permits in Wyoming?
The State Fire Marshal's Office issues electrical wiring permits through its online portal and assigns state electrical inspectors by county; one district is listed as licensing only, and jurisdictions with local enforcement authority (W.S. 35-9-121) run their own permits and inspections.
Who licenses electricians in Wyoming?
Statewide licensing of electrical contractors, master and journeyman electricians, low-voltage/limited contractors and technicians, and apprentice electricians through the State Fire Marshal's Department of Fire Prevention and Electrical Safety (Electrical Board, W.S. 35-9-103). Licensing board: Wyoming State Fire Marshal's Office - Department of Fire Prevention and Electrical Safety (Electrical Board).
Is Wyoming moving to a newer NEC edition?
On the current NEC 2026 (effective 2026-07-01); municipalities and counties with local enforcement authority under W.S. 35-9-121 may adopt their own editions.
Is Wyoming on NEC 2026?
Yes. NEC 2026 is the newest edition, and Wyoming is one of the nine jurisdictions where it is current.