Preview 436,579 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 2026-09-20.

Chicago · permit 100651523

2400 S MICHIGAN AVE

REVISIONS TO PERMIT #100581227 TO REVISE ARCHITECTURAL, ELECTRICAL, MECHANICAL, PLUMING, AND STRUCTRUAL SYSTEMS AS PERMIT PLANS FOR AN EXISITING 3 STORY + BASEMENTS C1 ASSEMBLY USE 1B BUILDING. CHANGE FROM MEDIUM TO LARGE VENUE.

Permit

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

Location

City
Chicago
State
IL

Dates

Applied
2016-06-16
Issued
2016-09-28
Time to issue
104 days

Chicago details

Review type
STANDARD PLAN REVIEW
Milestone
COMPLETE
Community area (code)
33

Data as of 2026-09-20.

Other permits issued in Chicago, September 2016