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 101071836

10000 W OHARE ST

SPR 2019 CBC: ALTERATIONS BUILDING PERMIT FOR UPGRADES TO THE EXISTING HEATING AND REFRIGERATION PLANT (O'HARE BUILDING 450) TO PROVIDE HEATING TO CONSOLIDATED TUNNEL, SATELLITES, AND O'HARE GLOBAL TERMINAL. (OCC. F-1; TYPE IIB CONST.) CDA PROJECT ¿ HEATING AND REFRIGERATION (H&R) GENERATION AND DISTRIBUTION; TAP701.23-00, TAP102.19-00.

Permit

Permit type
PERMIT - RENOVATION/ALTERATION
Class
Unknown
Trade
Electrical
Nature of work
Alteration
Status
ACTIVE

Location

City
Chicago
State
IL

Dates

Applied
2025-09-09
Issued
2025-11-13
Time to issue
65 days

Chicago details

Review type
STANDARD PLAN REVIEW
Milestone
INSPECTIONS
Community area (code)
76

Data as of 2026-09-21.

Other permits issued in Chicago, November 2025