Plumbing Codes

As of July 1, 2025 the Town of Durham has adopted the 2021 International Plumbing Code.

LOCAL AMENDMENTS - See Attached pdf document.

For technical help on plumbing issues or to verify whether a plumber is a Licensed Master Plumber with the State of New Hampshire, another contact is the State’s Plumber’s Licensing Board at 2 Industrial Park Drive in Concord. Their number is 603-271-3267 or fax at 603-271-6656.