Preview 1,117,532 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 B200455597

445 E OHIO ST

HYDRONIC PIPING EXTENSION/RECONFIGURATION, REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 2 CHILLER(CARRIER / 30RC-0826S316 / ROOFTOP) 2 CHILLER(CARRIER / 30MPW0666P / 3RD FLOOR MECH ROOM) . ELECTRICAL WORK UNDER THIS PERMIT = NO . LOCATIONS: 1 RESIDENTIAL UNIT(S), 2 NON-RESIDENTIAL UNIT(S), EXTERIOR WORK, 3RD FLOOR AND PENTHOUSE ROOF.

Permit

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

Location

City
Chicago
State
IL

Dates

Applied
2026-01-07
Issued
2026-01-16
Time to issue
9 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, January 2026