# Alteration or repair permit ALT1864893 at 100 Summer St, Boston

Boston Inspectional Services Department permit ALT1864893: issued Jul 7, 2026 for alteration or repair work at 100 Summer St. Work is to be done on the 11th, 14th and 20th floors and will be for interior tenant fit out and office upgrades. New flooring and ceiling to be installed, drywall to be repaired and updated, and new partitions to be installed. Upgrades made to MEP/FPFA plan on E5.11-.

- Permit number: ALT1864893
- Issued: Jul 7, 2026
- Type of work: Alteration or repair (city: Fast Track Application, Long Form/Alteration Permit)
- Status: Issued (city: Open)
- Reported cost: $9,652,831
- ZIP code: 02110
- All permits at this address: https://nearbypermits.com/boston/address/100-summer-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-05 21:36 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 100 Summer St: https://nearbypermits.com/boston/address/100-summer-st/