# Fire systems permit E1865490 at 431-439 Hanover St, Boston

Boston Inspectional Services Department permit E1865490: issued Aug 6, 2026 for fire systems work at 431-439 Hanover St. Installation of 120 volt smoke and CO units In 14 residential units 28 devices.

- Permit number: E1865490
- Issued: Aug 6, 2026
- Type of work: Fire systems (city: Fire Alarm, Electrical Permit)
- Status: Finished (city: Closed)
- Reported cost: $7,000
- ZIP code: 02109
- All permits at this address: https://nearbypermits.com/boston/address/431--439-hanover-st/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-03 16:04 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/