Philadelphia Home Addition Permits 2026

Philadelphia home addition permit fees, plan review, and required inspections for 2026.

Philadelphia Home Addition permit basics

  • Building department: Philadelphia Department of Licenses and Inspections (L&I)
  • Department URL: https://www.phila.gov/departments/department-of-licenses-and-inspections
  • Permit fee typical: $400 - $3,500 permit fee
  • Plan review + approval: 7-21 business days
  • Inspections required: 6-12 inspections (footing, framing, electrical, plumbing, mechanical, insulation, drywall, final)

Philadelphia Home Addition common issues

Setback compliance, FAR (floor-area ratio), structural review required, sewer/water capacity may need upgrade.

Philadelphia-specific permitting context

Philadelphia requires a Contractor License separate from state HIC registration. L&I has strict lead paint rules (most rowhomes pre-1978). 8% local sales tax (vs 6% state).

Climate factors: Cold winters; humid summers; freeze-thaw cycle hard on brick rowhomes (most stock is 100+ years old)

Pennsylvania licensing for Home Addition contractors

Pennsylvania Attorney General (Home Improvement Contractor Registration); no statewide license for new construction - required: $50 HIC registration. Board: https://www.attorneygeneral.gov.

Mechanics lien deadline in Pennsylvania: 6 months from last work. Preliminary notice: Notice of Furnishing required within 45 days for projects over $1.5M.

Philadelphia Home Addition sales tax

Pennsylvania sales tax: 6% + 1-2% local (Philly 8%, Allegheny 7%). Real property labor exempt. Repair labor on TPP taxable. Philadelphia and Allegheny County have local additions.

Verify with the Pennsylvania Department of Revenue.

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