# Fire systems permit B100953940 at 1 N Dearborn St, Chicago

Chicago Department of Buildings permit B100953940, issued Jan 25, 2022 for 1 N Dearborn St: fire systems. **Fire alarm permit**tenant build out on floor 11 in an existing high rise building.

- Permit number: B100953940
- Issued: Jan 25, 2022
- Type of work: Fire systems (city: Fire alarm system, permit – express permit program)
- Status: Finished (city: Complete)
- Reported cost: $13,000
- ZIP code: 60602 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/1-n-dearborn-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-02 10:13 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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