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Garage Door Repair and Installation in Derry, NH
Derry puts attached and detached garages on its list of jobs that need a building permit and says any electrical work, new or repair, needs a permit pulled by a licensed master electrician unless the resident owner files a notarized affidavit. Call (978) 330-1721 or use the form. A person reads every request and replies with what happens next.
- Free for homeowners
- Derry permit and wiring notes on this page
- East Derry to Beaver Lake
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Garage doors in Derry
What is going on with your garage door?
Garage Door Repair
Doors that stick, sag, jump the track or will not close, plus dented panels, rollers and weather seals.
New Garage Doors
Steel, wood-look and insulated doors swapped into existing openings, with the permits a new opening may need.
Openers
New or replacement openers, with the auto-reverse and entrapment protection federal rules require, plus keypads and remotes.
Springs & Cables
Broken torsion or extension springs and frayed lift cables, a job for a trained technician, not a homeowner.
Need an outlet for the opener?
(978) 330-1721Tell us whether there's a ceiling outlet where the opener will hang, and we'll connect you with a company that works with Derry's electrical permit rules.
Permits
Permits for garage door work in Derry
What Derry lists. The town's Items That Require a Building Permit page names "Garages - Attached or detached," additions, interior renovations, decks and sheds of any size, and the razing of any structure. Across the Code Enforcement page and its sub-pages, garage doors and openers do not come up (Code Enforcement). The nearest town statement is about windows: "There is no permit required for replacement windows. However, if you are adding windows or changing window sizes, then a building permit is required," filed as residential addition and renovation (Windows). Whether Derry treats a garage door opening the same way is a question for Code Enforcement.
Electrical work. The same permit list says "Any electrical work performed (new or repairs) requires NH Licensed Master Electrician to obtain permit." The alternative is an owner who lives in the house and does the work, filing a notarized Homeowner Affidavit, a copy of a driver's license and an electrical diagram the building inspector approves before work begins (Online Permits). A new ceiling outlet for an opener is electrical work under that rule.
Fees. Residential renovations cost $35 plus $7 per $1,000 of construction cost under the schedule effective September 15, 2023 (building permit fees). The electrical schedule dated March 1, 2017, which the town's fee schedules page marks "no change in 2023," charges a $35 non-refundable application fee, $0.75 apiece for the first ten switches, receptacles, fixtures and outlets, and $35 for a residential re-inspection (electrical fees).
Filing and inspections. Code Enforcement is in the Derry Municipal Center at 14 Manning Street, Monday to Friday 7 to 4, and permits are filed through PermitEyes. Inspections need 24 hours' notice and, in busy stretches, can take "a few days up to one week" (Code Enforcement). The town's code link is labeled "we are using 2021" (code link), while the state moved to the 2024 codes on July 1, 2026, with either set accepted through December 31, 2026.
- Garages, attached or detached
- Building permit required
- Garage door swap
- Not addressed; ask Code Enforcement
- Any electrical work
- Permit by a master electrician, or owner with notarized affidavit
- Building fee
- $35 plus $7 per $1,000 (effective September 15, 2023)
- Electrical fee
- $35 application plus $0.75 per outlet (schedule dated March 1, 2017)
- Inspections
- 24 hours’ notice; up to a week when busy
- Office
- Code Enforcement, 14 Manning St
State law in short. Towns own permitting and fees (RSA 155-A:2). New Hampshire has no license for door installers, and the Attorney General's guidance is to collect references and proof of insurance and to put scope, price and payment schedule in writing before any work or payment (NH AG). On contracts over $5,000 the RSA 359-G notice applies; see our New Hampshire rules page.
Opener safety. The federal standard for openers made since January 1, 1993 requires reversal within 2 seconds of contact and monitored entrapment protection such as a photo-eye or edge sensor (16 CFR 1211). The CPSC says to inspect the door and opener every 30 days, to test the reversal with a 2x4, and to leave an unbalanced, binding or sticking door to "a professional" (CPSC guide).
Last verified November 2026. Fees, restrictions and deadlines on this page are due for re-checking by January 2027. New England Garage Door Pros is a referral service: we don't install doors or pull permits, and the company you hire handles the paperwork.
Weather and flood
Weather, wind and flood in Derry
Derry posts no snow load, wind speed or frost depth. The town flood zone page lists FEMA rate maps for Rockingham County effective May 17, 2005; building in the Floodplain Development District needs a permit, and the town notes it cannot issue flood-zone letters (Flood Zones). Buildings stay 75 feet from wetlands of an acre or more and 30 feet from smaller ones*(empty: delete)* (zoning), setbacks that decide where a new detached garage can go.
Derry's homes
A town largely built between 1970 and 1990
The October 2019 draft of Derry's master plan update reports that "Fifty-four percent of the existing housing units in Derry were constructed between 1970 and 1990," out of 13,577 units: about half detached single-family, 12% attached single-family and a quarter in buildings of five or more units (Master Plan Update Vol. II, draft). An opener installed before January 1993 predates the federal reversing rules described above.
Old garages, new uses. Derry zoning lets an accessory dwelling unit be converted from an existing structure, "including but not limited to detached garages," even where the structure breaks today's setback or lot coverage limits (zoning). Derry was part of the 1719 Nutfield settlement and split from Londonderry in 1827, and its history names East Derry, Derry Village and Beaver Lake (History of Derry).
No local historic district. The Heritage Commission holds the powers of a historic district commission but posts no district or exterior review process (Heritage Commission). East Derry's National Register district and listed places such as the Robert Frost Farm, the Matthew Thornton House and the Adams Memorial Building carry no local design review (Summary of Existing Conditions), so a garage door choice there is the owner's.
FAQ
Derry garage door questions
Does Derry require a permit to replace a garage door?
The town has not said. Its Code Enforcement pages list garages, attached or detached, among the jobs that need a building permit, and say replacement windows need none unless windows are added or resized, but garage doors are never mentioned. Ask Code Enforcement before a door is ordered, particularly if the opening will change.
Who can pull the permit for an opener outlet?
Derry says any electrical work, new or repairs, needs a New Hampshire licensed master electrician to obtain the permit. A resident owner doing the work can apply instead with a notarized Homeowner Affidavit, a copy of a driver's license and an electrical diagram the building inspector approves before work starts.
What are the electrical fees for one new outlet?
The electrical fee schedule dated March 1, 2017, marked no change in 2023, charges a $35 non-refundable application fee and $0.75 each for the first ten switches, receptacles, fixtures or outlets. A residential re-inspection is $35.
Is there historic review of garage doors in East Derry?
No local design review is posted. East Derry is a National Register historic district, which is a listing rather than a local review district, and the Heritage Commission, though it holds historic district commission powers, posts no district or exterior review process.
What does it cost me to use New England Garage Door Pros?
Nothing. Asking is free for homeowners; the contractor prices the job, and the price and contract are between you and them.
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