Preview 675,283 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 B101020586

20 N WACKER DR

**FIRE ALARM PERMIT**INSTALLATION OF (2) NEW SPEAKER/STROBES, (1) STROBE , (1) DUCT DETECTOR AND (1) RELAY MODULE ON 1ST FLOOR ( KNOWLES LOBBY), ALL NEW DEVICES WILL BE TIED INTO EXISTING FIRE ALARM SYSTEM IN THIS BUILDING. ALL WORK DONE INSIDE ONLY. ALL CONDUIT TO BE CONCEALED.

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
2023-06-14
Issued
2023-08-25
Time to issue
72 days

Value and contractor

Declared value
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Total fee
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Contractor
CONTECH - MSI CO.

Chicago details

Review type
EXPRESS PERMIT PROGRAM
Milestone
COMPLETE
Community area (code)
32

Data as of 2026-09-21.

Other permits issued in Chicago, August 2023