Preview 1,066,918 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 B200457207

2427 W CHICAGO AVE

REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 1 ROOFTOP PACKAGED UNIT(919245 - RTU 1 25 TON PRECEDENT UNITARY ROOF TOP YHK036A3S0H**D000A1B1) 1 ROOFTOP PACKAGED UNIT(919247 - RTU 2 25 TON PRECEDENT UNITARY ROOFTOP YSK240A3S0H) 1 ROOFTOP PACKAGED UNIT(919248 - RTU 3 25 TON PRECEDENT UNITARY ROOFTOPS YSK240A3S0H) 1 ROOFTOP PACKAGED UNIT(923927 - RTU 5 25 TON PRECEDENT UNITARY ROOFTOP YHK036A3S0H**D000A1B1) . ELECTRICAL WORK UNDER THIS PERMIT = NO . LOCATIONS: 0 RESIDENTIAL UNIT(S), 4 NON-RESIDENTIAL UNIT(S), EXTERIOR WORK, REPLACEMENT OF 4 ROOF TOP UNITS.

Permit

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

Location

City
Chicago
State
IL

Dates

Applied
2026-01-26
Issued
2026-01-30
Time to issue
4 days

Chicago details

Review type
EXPRESS PERMIT PROGRAM
Milestone
COMPLETE
Community area (code)
24

Data as of 2026-09-21.

Other permits issued in Chicago, January 2026