# Alteration or repair permit ALT1888076 at 1 Post Office Sq, Boston

Boston Inspectional Services Department permit ALT1888076: issued Sep 17, 2026 for alteration or repair work at 1 Post Office Sq. Interior renovation of appr 40,000SF to existing 38th & 39th floors, including new two-story connecting stair. Project scope includes new partitions, ceilings, MEPFA systems, and life safety to accommodate new layout. Remaining permit cost paid under ALT1864247.

- Permit number: ALT1888076
- Issued: Sep 17, 2026
- Type of work: Alteration or repair (city: Fast Track Application, Long Form/Alteration Permit)
- Status: Issued (city: Open)
- Reported cost: $5,033,000
- ZIP code: 02110
- All permits at this address: https://nearbypermits.com/boston/address/1-post-office-sq/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-05 20:18 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 1 Post Office Sq: https://nearbypermits.com/boston/address/1-post-office-sq/