Home > Sustainable Energy > Energy Codes

Energy Codes

A Letter to Municipal Officials: Revisions to the Energy Code Resulting from HB1472 (2018)

If the municipality is included on the dropdown list below, please continue to submit the EC-1 form to the PUC for approval.  For all municipalities which are not on this list, please contact your local building or code enforcement official and do not submit an EC-1 form to the PUC. 

EC-1 Forms should be submitted via email to EnergyCodes@energy.nh.gov or faxed to (603) 271-3878.

Residential Energy Code Certification Applications

New Hampshire has adopted the IRC 2015 Residential Energy Code and the IECC 2015 Commercial Energy Code.  Each of these codes has been amended by the State Building Code Review Board.  The amended codes became effective September 15, 2019.

Code amendments can be viewed at the New Hampshire Building Code Review Board website (https://www.nh.gov/safety/boardsandcommissions/bldgcode/)

Codebooks may be purchased from the International Code Council: https://codes.iccsafe.org

Energy Code training workshops are periodically scheduled in New Hampshire. Visit https://nhsaves.com/events/ to see if there are any upcoming workshops.

Contact Information

Please send any comments or questions,
you may have to: EnergyCodes@puc.nh.gov
Phone: (603) 271-2431

New Hampshire Public Utilities Commission
Energy Codes Division
21 S. Fruit St, Suite 10
Concord, N.H. 03301-2429
Phone: (603) 271-2431
Fax: (603) 271-3878


PDF files can be read using the Adobe Acrobat Reader available free from Adobe.
For the lastest version of Adobe use the link available on our links page.

An Official Web Site for New Hampshire Government