# Fire systems permit ALT1733150 at 90 Cambridge St, Boston

Boston Inspectional Services Department permit ALT1733150: issued Dec 16, 2025 for fire systems work at 90 Cambridge St. upgrade existing sprinkler system to new ESFR system per fire protection engineer review and assessment of system.

- Permit number: ALT1733150
- Issued: Dec 16, 2025
- Type of work: Fire systems (city: Fire Protection/Sprinkler, Long Form/Alteration Permit)
- Status: Issued (city: Open)
- Reported cost: $197,000
- ZIP code: 02129
- All permits at this address: https://nearbypermits.com/boston/address/90-cambridge-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-06 09:12 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 90 Cambridge St: https://nearbypermits.com/boston/address/90-cambridge-st/