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 100693083

520 N MICHIGAN AVE

INTERIOR DEMOLITION OF NON-LOAD BEARING PARTITIONS, AND NEW DEMISING WALL TO SUBDIVIDE EXISTING RETAIL SPACE INTO THREE SEPARATE STORES. MERCANTILE USE IN HIGH-RISE BUILDING, TYPE 1A CONSTRUCTION, FULLY SPRINKLED, 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
2017-03-14
Issued
2017-03-17
Time to issue
3 days

Chicago details

Review type
SELF CERT
Milestone
COMPLETE
Community area (code)
8

Data as of 2026-09-20.

Other permits issued in Chicago, March 2017