Tredyffrin Township Permits & Inspections Department (uses third-party inspectors: Barry Isett & Associates; United Inspection Agency for electrical)
AI-researched from the official website · pending reviewer verification- Address
- Tredyffrin Township Building, 1100 DuPortail Road, Berwyn, PA 19312
- Hours
- Township administration 8:00 a.m. to 4:30 p.m. (days not stated); building permit applications not taken after 4:00 p.m.
- Building code
- 2021 International Building Code per Township permit page; residential (IRC) edition not stated on p…
- Jurisdiction
- Township in Chester County · Philadelphia metro
Researched October 14, 2026 from the office's official website. Offices change hours and fees; confirm before you visit. See an error? Report it.
Permit types issued
- Building Permit (residential new construction, alterations, repairs, decks)
- Demolition Permit (residential)
- Electrical Permit (residential)
- HVAC / Mechanical Permit (residential)
- Plumbing Permit (residential)
- Roofing / Stucco / Siding Permit (residential)
- Use & Occupancy Permit (residential)
Fees, review times and which of these your project needs are in the .