# Alteration or repair permit ALT1403976 at 50 Massasoit St, Boston

Boston Inspectional Services Department permit ALT1403976: issued Aug 11, 2023 for alteration or repair work at 50 Massasoit St. ADU Application: Establish a new ADU in basement of existing single family. To include new front entry stair at front, down to basement, and emergency egress window well. MEP also included. Scope at first floor limited to stair in-fill and closet creation for existing unit.;[ePlan].

- Permit number: ALT1403976
- Issued: Aug 11, 2023
- Type of work: Alteration or repair (city: Interior/Exterior Work, Long Form/Alteration Permit)
- Status: Finished (city: Closed)
- Reported cost: $130,000
- ZIP code: 02136
- All permits at this address: https://nearbypermits.com/boston/address/50-massasoit-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-06 06:26 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 50 Massasoit St: https://nearbypermits.com/boston/address/50-massasoit-st/