# Alteration or repair permit SF1902880 at 4093 Washington St, Boston

Boston Inspectional Services Department permit SF1902880: issued Sep 25, 2026 for alteration or repair work at 4093 Washington St. insulating exterior walls using cellulose R15. insulating and air sealing attic, adding cellulose to bring R value to R49.

- Permit number: SF1902880
- Issued: Sep 25, 2026
- Type of work: Alteration or repair (city: Insulation, Short Form Bldg Permit)
- Status: Issued (city: Open)
- Reported cost: $15,427
- ZIP code: 02131
- All permits at this address: https://nearbypermits.com/boston/address/4093-washington-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-03 19:13 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/