# Alteration or repair permit SF1484898 at 166 Walnut St, Boston

Boston Inspectional Services Department permit SF1484898: issued Jun 15, 2023 for alteration or repair work at 166 Walnut St. Insulation work as part of the mass save program.

- Permit number: SF1484898
- Issued: Jun 15, 2023
- Type of work: Alteration or repair (city: Insulation, Short Form Bldg Permit)
- Status: Issued (city: Open)
- Reported cost: $12,200
- ZIP code: 02122
- All permits at this address: https://nearbypermits.com/boston/address/166-walnut-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-06 14:58 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 166 Walnut St: https://nearbypermits.com/boston/address/166-walnut-st/