Fire alarm: modification of existing system
Fire systems at 20 N Clark St, Chicago
Chicago Department of Buildings permit B200461374: issued Mar 27, 2026 for fire systems work at 20 N Clark St. Fire alarm: modification of existing system. Associated building permit:101078902. Affects: 0 dwelling units; 15 non-residential units. High-rise building: yes. Voice communication: no. Special locking: no. Monitoring type: city fire alarm box connection. Specific location: partial 25th floor.
- Permit number
- B200461374
- Issued
- Type of work
- Fire systems
- Status
- Issued
- Reported cost
- Not listed
- ZIP code
- 60602 (from the permit's location)
- City's category
- Fire alarm system, permit – express permit program
- City's status
- Active
- Source
- Chicago Department of Buildings permit data (this record)
Type of work and status are our own standard labels, so permits compare across cities. The city's wording is in the "City's category" and "City's status" rows. We show costs under $100 as not listed, because filers often enter $0 or $1 when the city doesn't require a cost.
All permits at 20 N Clark St, and what's permitted nearby
Chicago Department of Buildings updated its data Oct 10, 2026. We checked it Oct 12, 07:55 UTC. See the city's official records.
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