New Hampshire has no general HVAC contractor license. Gas-fired heating work requires a Fuel Gas Fitter license; air conditioning work is not specifically licensed at the state level. Local municipalities may add requirements.
Varies by license type — fuel gas fitter requires demonstrated experience
Yes — for fuel gas fitter and related licenses
Contact OPLC directly for current CE requirements
Contact OPLC directly for reciprocity information
Reciprocity agreements can change. Always verify current status directly with New Hampshire Office of Professional Licensure and Certification before relying on reciprocity for licensure.
New Hampshire has no general HVAC/air conditioning contractor license at the state level. Work on gas-fired heating systems requires a fuel gas fitter license. A/C-only contractors face minimal state licensing requirements. Local municipalities may have additional requirements.
EPA 608 Certification — Required in All 50 States
Regardless of New Hampshire's state licensing rules, any technician who purchases, handles, or works with regulated refrigerants must hold EPA Section 608 certification. This is a federal requirement under the Clean Air Act that no state law can waive. EPA 608 Universal (covering Type I, II, and III) is the most versatile credential for most HVAC roles.
Browse EPA 608 Universal jobs in New HampshireNew listings matching your preferences, delivered daily — free.
Every listing on HVACJobs.IO shows the actual salary — no "competitive pay" guessing.
Last verified: 2026 · Always confirm current requirements with your state licensing board before starting work or submitting an application.
New Hampshire Office of Professional Licensure and Certification (OPLC)
Visit official board website