Fire alarm: modification of existing system
Fire systems at 142 E Ontario St, Chicago
Chicago Department of Buildings permit B200478536: issued Jul 30, 2026 for fire systems work at 142 E Ontario St. Fire alarm: modification of existing system. Associated building permit:101081627. Affects: 0 dwelling units; 1 non-residential units. High-rise building: yes. Voice communication: yes. Special locking: no. Monitoring type: supervising station . Specific location: 5th floor.
- Permit number
- B200478536
- Issued
- Type of work
- Fire systems
- Status
- Issued
- Reported cost
- Not listed
- ZIP code
- 60611 (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 142 E Ontario St, and what's permitted nearby
Chicago Department of Buildings updated its data Oct 2, 2026. We checked it Oct 2, 23:07 UTC. Official data.
For agents and scripts: This page as Markdown · JSON