Preview 887,040 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 B200406792

875 N MICHIGAN AVE

HYDRONIC PIPING EXTENSION/RECONFIGURATION, REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 3 HEAT EXCHANGER(DCH-02-S-30-5-4) . ELECTRICAL WORK UNDER THIS PERMIT = YES . LOCATIONS: 0 RESIDENTIAL UNIT(S), 3 NON-RESIDENTIAL UNIT(S), 1 INTERIOR COMMON AREAS, EXTERIOR WORK, COOLING TOWER ROOM ON THE ROOF OF THE JOHN HANCOCK.

Permit

Permit type
PERMIT – EXPRESS PERMIT PROGRAM
Class
Unknown
Trade
Electrical
Nature of work
Other
Work
Mechanical Work
Status
ACTIVE

Location

City
Chicago
State
IL

Dates

Applied
2024-11-22
Issued
2024-12-11
Time to issue
19 days

Chicago details

Review type
EXPRESS PERMIT PROGRAM
Milestone
INSPECTIONS
Community area (code)
8

Data as of 2026-09-21.

Other permits issued in Chicago, December 2024