# Fire systems permit ALT1721140 at 1-7 Dalton St, Boston

Boston Inspectional Services Department permit ALT1721140: issued May 28, 2025 for fire systems work at 1-7 Dalton St. Relocate 1 and plug 3 sprinkler head in Unit 5201 (52nd Fl) at 1 Dalton St to accommodate new full-height closet millwork. No change to system design or occupancy. Work per NFPA 13, 527 CMR 1.00, and MA Building Code. The existing system remains active outside the work area with no other changes.

- Permit number: ALT1721140
- Issued: May 28, 2025
- Type of work: Fire systems (city: Fire Protection/Sprinkler, Long Form/Alteration Permit)
- Status: Finished (city: Closed)
- Reported cost: $2,500
- ZIP code: 02115
- All permits at this address: https://nearbypermits.com/boston/address/1--7-dalton-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-06 18:30 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 1-7 Dalton St: https://nearbypermits.com/boston/address/1--7-dalton-st/