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 101072221

400 N MICHIGAN AVE

SPR 2019 CBRC: EXTERIOR ALTERATIONS TO EXISTING PLAZA TO INCLUDE REPLACEMENT OF EXISTING PAVERS, NEW SITE LANDSCAPING, NEW LIGHT POLE, REPLACEMENT OF EXISTING GUARDRAILS, AND NEW STAND- ALONE TICKET BOOTH. (A-3 ASSEMBLY, IIB CONSTRUCTION)

Permit

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

Location

City
Chicago
State
IL

Dates

Applied
2025-07-25
Issued
2025-09-25
Time to issue
62 days

Chicago details

Review type
STANDARD PLAN REVIEW
Milestone
COMPLETE
Community area (code)
8

Data as of 2026-09-21.

Other permits issued in Chicago, September 2025