Building Permits in Philadelphia, PA
Check permit requirements for home improvement projects in Philadelphia. Select a project type below to see local requirements, estimated fees, and how to apply.
Key Exemptions in Philadelphia
These projects typically don't require a building permit in Philadelphia:
Cosmetic bathroom renovations (paint, tile, fixtures in same location) do not require a permit in Philadelphia, PA.
Small at-grade patio slabs under 120 square feet are typically exempt from building permits per IRC R105.2 (extended via local amendment). The slab must be at-grade (not more than 30 inches above adjacent grade) and not part of an accessible route.
Freestanding decks not exceeding 30 inches above grade do not require a building permit in Philadelphia, PA.
Replacing an existing driveway in the same footprint with no changes to the curb cut is generally exempt from permit requirements.
Replacing a light fixture or outlet in-kind does not require an electrical permit in Philadelphia, PA.
See all rules by selecting a project type below, or use our free lookup tool for a personalized answer.
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Permit Guides
Read our in-depth guides for common home improvement projects: