# Alteration or repair permit ALT1707344 at 25 Keystone St, Boston

Boston Inspectional Services Department permit ALT1707344: issued May 13, 2025 for alteration or repair work at 25 Keystone St. Replace bathtub; on 2nd floor.; Finish walls, install LVP flooring, and install drop ceiling for extension of living space in basement (Great Room) No sleeping rooms.

- Permit number: ALT1707344
- Issued: May 13, 2025
- Type of work: Alteration or repair (city: Interior/Exterior Work, Long Form/Alteration Permit)
- Status: Issued (city: Open)
- Reported cost: $64,895
- ZIP code: 02132
- All permits at this address: https://nearbypermits.com/boston/address/25-keystone-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-06 05:46 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 25 Keystone St: https://nearbypermits.com/boston/address/25-keystone-st/