Fire Alarm System at 1 N Dearborn St
Chicago Department of Buildings permit B200445305, issued Nov 17, 2025 for 1 N Dearborn St: fire alarm system. Fire alarm: modification of existing system. Associated building permit:101071006. Affects: 0 dwelling units; 1 non-residential units. High-rise building: yes. Voice communication: yes. Special locking: no. Monitoring type: supervising station . Specific location: 7th floor.
- Permit number
- B200445305
- Issued
- Type
- Fire Alarm System
- Status
- Active
- Reported cost
- Not listed
- Community area
- Loop (32)
- Source
- Chicago Department of Buildings permit data (this record as JSON)
Checked 2026-10-01 09:38 UTC.