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Bureau of Building Safety & Construction
Mechanical Safety & Licensing Section

The Mechanical Safety & Licensing Section operates to insure the public safety centered on the compliance with nationally accepted codes relative to mechanical systems, plumbing systems and heating systems.

At this time there are two options for submission.

  1. There is a drop-box for hard copy materials at 110 Smokey Bear Blvd, which is checked daily.
  2. Mail your materials to us.

As always, please don’t hesitate to call or email us with questions or concerns at (603) 223-4289 or

Gas Fitter & Plumber Licensing
For all Gas Fitting and Plumbing Licensing questions and information, please click the link above.

Voluntary Certification of Oil Heating Technicians
The Voluntary Certification of Heating Technicians was enacted by the legislature in 2005 and originally covered all heating appliances. Parts of this program were nullified upon the passage of Amilia's Law. Currently this program only covers oil burning appliances.

Mechanical License Look-up
To search for a licensee in any of our sections, please visit State of NH Online Licensing Look-Up/Database.

  New Hampshire Department of Safety | 33 Hazen Drive | Concord, NH 03305
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