Fire systems at 1 N Dearborn St
Chicago Department of Buildings permit B100889754, issued Sep 21, 2020 for 1 N Dearborn St: fire systems. **Fire alarm permit**alterations to existing tenant on 8th floor in an existing high rise building.
- Permit number
- B100889754
- Issued
- Type of work
- Fire systems
- Status
- Finished
- Reported cost
- $2,200
- ZIP code
- 60602 (from the permit's location)
- City's category
- Fire alarm system, permit – express permit program
- City's status
- Complete
- Source
- Chicago Department of Buildings permit data (this record)
Type of work and status are our standard labels, so permits compare across cities. The city's own wording is shown above. Costs under $100 are shown as not listed, because filers often enter $0 or $1 when no cost is required.
All permits at 1 N Dearborn St
Chicago Department of Buildings last updated its data Oct 1, 2026. We checked it 2026-10-02 04:24 UTC. Official data.