# Alteration or repair permit ALT1731048 at 50 Perrin St, Boston

Boston Inspectional Services Department permit ALT1731048: issued Apr 21, 2026 for alteration or repair work at 50 Perrin St. Build an ADU in basement of house. consisting of 3 bedrooms, 2 baths, kitchen and laundry, Work done according to plans.

- Permit number: ALT1731048
- Issued: Apr 21, 2026
- Type of work: Alteration or repair (city: Interior/Exterior Work, Long Form/Alteration Permit)
- Status: Issued (city: Open)
- Reported cost: $114,000
- ZIP code: 02119
- All permits at this address: https://nearbypermits.com/boston/address/50-perrin-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-06 00:10 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 50 Perrin St: https://nearbypermits.com/boston/address/50-perrin-st/