# Alteration or repair permit SF1874065 at 20 Porter St, Boston

Boston Inspectional Services Department permit SF1874065: issued Aug 5, 2026 for alteration or repair work at 20 Porter St. Insulation + Air Sealing.

- Permit number: SF1874065
- Issued: Aug 5, 2026
- Type of work: Alteration or repair (city: Insulation, Short Form Bldg Permit)
- Status: Issued (city: Open)
- Reported cost: $1,200
- ZIP code: 02130
- All permits at this address: https://nearbypermits.com/boston/address/20-porter-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-05 07:55 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/