Why the answer changes at the township line
Pennsylvania's Uniform Construction Code is enforced locally, by each municipality or a certified third-party agency it hires (PA Department of Labor & Industry). The state rules in Chapter 403 exclude repairs to residential buildings, and alterations that don't change structure or exits, from permit requirements, except where a local ordinance requires a permit (Chapter 403). That exception is why the county's list of municipalities doesn't share one answer. We cover the bigger picture in why Bucks permit rules differ by township. The state's latest code update took effect January 1, 2026, so check your town's current page rather than an old forum thread.
Three Bucks County examples
- Newtown Township: no permit for a roof replacement on a detached single-family home, but townhomes and attached single-family homes need one (Newtown FAQ).
- Bensalem: the fee schedule lists residential reroofing at $75 plus the residential permit fee, and points residential permits to its inspection agency's application and fee schedule. All permit fees are tripled if a project starts before fees are paid and the approved permit is in hand (Bensalem fee schedule).
- Bristol Township: apply through its online self-service portal or in person, schedule inspections at least 48 hours ahead, and receive a Certificate of Approval once all work complies (Bristol Township permits).
Those are three towns out of dozens. If yours isn't listed here, its building or code office is the place to ask.
Describe the scope, not just “new roof”
The office can only give a useful answer if it knows what the job involves. Have these details ready when you call or apply:
- Whether the old shingles come off down to the deck or a new layer goes over them.
- Whether damaged roof decking will be replaced, and roughly how much.
- Any rafters, joists or other framing that will be repaired or changed.
- New skylights, vents or other openings cut into the roof.
- Whether the house is detached, a twin or a townhome.
- Whether the roofing material is changing.
Structural work is where a simple reroof can turn into permitted work. Chapter 403 says removing or cutting a structural beam or load-bearing support is not an ordinary repair, so if the crew finds rotted framing halfway through, ask the township before that part continues. If you're still deciding whether the roof needs replacing at all, see what a roof inspection should check.
Storm damage and emergency repairs
Under Chapter 403, an emergency repair can be made without applying first, as long as the permit application goes in within three business days. That covers stopping active damage, not a replacement you schedule for next month. If you aren't sure which side your job falls on, ask the township before relying on it.
How long approval can take
Where a permit is required, the code official has 15 business days to grant or deny a residential application, or 5 business days when a licensed design professional has certified the plans. If the official doesn't act in that time, the application is deemed approved (Chapter 403). Bensalem's building page says construction may begin only after all required permits are approved and issued, and that fees are tripled for work done without them (Bensalem applications and inspections). Build that time into your start date.
Who applies for the permit
Many roofing contracts put the permit on the contractor, but don't assume it. Your written agreement should say who applies, whose name goes on the permit, and that it's approved before tear-off begins. If you plan to do the work and apply yourself, read whether Bucks townships let homeowners pull their own permits. If the house is in Philadelphia instead, the city has its own rules; see when a Philadelphia rowhome roof needs a permit.
Get the answer in writing
Whether the township says “no permit needed” or “permit required,” ask for it by email or save its web page, and note the date and who you spoke with. If a permit is issued, keep the permit, the inspection results and the final approval with your house records.