Roof permits and building codes

New Hampshire roof permits and building codes by county

Hail Pro has 160 roofing permits on record in New Hampshire, from 2 of its 10 counties, linked to the properties they were issued for. It also tracks the building code adopted in 10 New Hampshire jurisdictions; the most common is the 2021 (NH State Building Code) IRC. Select a county for its roofing permit activity and roofing requirements.

Updated · Hail Pro

Roofing permits on record
160
Counties with roof permits
2 of 10
Jurisdictions with code data
10

Roof permits and codes by New Hampshire county

CountyRoofing permitsPast 12 monthsAdopted code
Merrimack County138232021 (NH State Building Code) IRC
Strafford County22222021 (NH State Building Code) IRC
Belknap County2021 (NH State Building Code) IRC
Carroll County2021 (NH State Building Code) IRC
Cheshire County2021 (NH State Building Code) IRC
Coos County2021 (NH State Building Code) IRC
Grafton County2021 (NH State Building Code) IRC
Hillsborough County2021 (NH State Building Code) IRC
Rockingham County2021 (NH State Building Code) IRC
Sullivan County2021 (NH State Building Code) IRC

Frequently asked questions

Do you need a permit to replace a roof in New Hampshire?

Usually, yes: most New Hampshire cities and counties that enforce a building code require a permit for a full roof replacement, while minor repairs are often exempt. Rules are set locally, so check with the building department for the property's city (or county, outside city limits). See do you need a permit to replace a roof.

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