The short answer
New Hampshire enforces NEC 2023, the current edition there, statewide, in effect since July 1, 2025.
- Current edition
- NEC 2023 (current)
- Adoption
- Statewide
- In effect since
- July 1, 2025
- Licensing board
- New Hampshire Office of Professional Licensure and Certification (OPLC) - Electricians' Board
- Primary source
- gc.nh.gov
Code adoption cycles change. Always confirm the edition and amendments in force with your Authority Having Jurisdiction (AHJ) before permitting work.
How does New Hampshire adopt the NEC?
New Hampshire adopts the NEC statewide through the Board of Electricians with routine administrative amendments; no broad AFCI/GFCI exemption is on record.
What are New Hampshire's amendments to the NEC?
The app's record for New Hampshire lists no individual amendments; the adoption summary above says how the state applies the code.
Who issues electrical permits in New Hampshire?
Municipal building/fire officials issue permits and inspect under the statewide code.
Who licenses electricians in New Hampshire?
Statewide licensing of master, journeyman and high/medium voltage electricians through OPLC (RSA 319-C). Licensing board: New Hampshire Office of Professional Licensure and Certification (OPLC) - Electricians' Board.
New Hampshire Office of Professional Licensure and Certification (OPLC) - Electricians' Board
Is New Hampshire moving to a newer NEC edition?
NEC 2023 with New Hampshire amendments since 2025-07-01; the 2026-07-01 amendment package does not change the edition.
Is New Hampshire on NEC 2026?
No. NEC 2026 is the newest edition; the one current in New Hampshire is NEC 2023, one edition older. NFPA publishes a new edition every three years and each state adopts on its own schedule.