Preview 675,283 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 100835345

20 N WACKER DR

INTERIOR ALTERATIONS IN EXISTING OFFICE BUILDING TO BUILD OUT THREE SPEC OFFICE SUITES 2420, 3705 & 4010 AND ALTERATIONS TO EXISTING MEN¿S TOILET ROOM FOR ADA UPGRADES ON THE 40TH FLOOR AS PER PLANS. (NO CHANGE IN USE)

Permit

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

Location

City
Chicago
State
IL

Dates

Applied
2019-12-04
Issued
2020-01-07
Time to issue
34 days

Chicago details

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

Data as of 2026-09-20.

Other permits issued in Chicago, January 2020