Preview 795,237 permits — every permit Chicago, Austin and Seattle issued in the last ten years. The full load is in progress, so this is how far it has got. Sourced from city open-data portals. Data as of 2026-09-21.

Chicago · permit B100894328

3100 S MICHIGAN AVE

**FIRE ALARM PERMIT**INSTALLATION OF A HYBRID CLASS 1 (PER15-16)/HIGH RISE (PER 13-76) FIRE ALARM/VOICE EVACUATION SYSTEM WITH DUAL CHANNEL AMPLIFIERS IN A CLASS A-2 EXISTING BUILDING. SPEAKERS SHALL SOUND A CONTINUOUS EVACUATION TONE AND STROBES SHALL BE ACTIVATED UPON ANY ALARM. MANUAL VOICE EVACUATION SIGNALS SHALL TAKE PRIORITY OVER AUTOMATIC TONES. BUILDING IS FULL SPRINKLERED.

Permit

Permit type
PERMIT – EXPRESS PERMIT PROGRAM
Class
Unknown
Trade
Electrical
Nature of work
Other
Work
Fire Alarm System
Status
COMPLETE

Location

City
Chicago
State
IL

Dates

Applied
2020-11-20
Issued
2021-01-04
Time to issue
45 days

Chicago details

Review type
EXPRESS PERMIT PROGRAM
Milestone
COMPLETE
Community area (code)
35

Data as of 2026-09-21.

Other permits issued in Chicago, January 2021