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 100989654

600 S MICHIGAN AVE

SPR 2019 CBRC: NEW ANTENNA AND RADIO TOWER AT THE ROOF OF AN EXISTING 15 STORY OFFICE BUILDING AS PER PLANS. NO MEP WORK. STRUCTURAL AND ARCHITECTURE ONLY. 1A CONSTRUCTION. B-BUSINESS

Permit

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

Location

City
Chicago
State
IL

Dates

Applied
2022-10-11
Issued
2022-11-21
Time to issue
41 days

Chicago details

Review type
STANDARD PLAN REVIEW
Milestone
INSPECTIONS
Community area (code)
32

Data as of 2026-09-20.

Other permits issued in Chicago, November 2022