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New Hampshire HVAC License Requirements
Everything you need to legally start and operate an HVAC business in New Hampshire — licensing, insurance minimums, bonding, and official application links.
Licensing Requirements Checklist
License Type
Gas Fitters License (HVAC generally local)
Issuing Authority
Department of Safety
Experience Required
Required only for specific pipe/gas trades.
Exam Required
Yes (for specific trades)
EPA Section 608 Certification
Required federally for handling refrigerants (all states).
Insurance & Bonding
Minimum Insurance
Local Requirements
Surety Bond
Local Requirements
Fees & Timeline
Application Fee
Varies
Estimated Processing
4 – 12 weeks
Varies by state board workload
Ready to Apply?
Visit the official Department of Safety website to start your HVAC contractor license application for New Hampshire.
Disclaimer: Information on this page is compiled from publicly available state resources for educational purposes. Requirements change frequently — always verify directly with the Department of Safety before making business decisions.