# Fire systems permit B200440374 at 141 W Jackson Blvd, Chicago

Chicago Department of Buildings permit B200440374, issued Sep 18, 2025 for 141 W Jackson Blvd: fire systems. Fire alarm: modification of existing system. Associated building permit:b200434968. Affects: 0 dwelling units; 1 non-residential units. High-rise building: yes. Voice communication: yes. Special locking: no. Monitoring type: supervising station . Specific location: 37th floor.

- Permit number: B200440374
- Issued: Sep 18, 2025
- Type of work: Fire systems (city: Fire alarm system, permit – express permit program)
- Status: Issued (city: Active)
- Reported cost: Not listed
- ZIP code: 60604 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/141-w-jackson-blvd/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-01 15:57 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/