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 101066423

227 W MONROE ST

*SELF CERT 2019 CBRC*: REVISION TO PERMIT 101055624 INTERIOR ALTERATIONS TO THE 24TH AND 25TH FLOOR OFFICE SPACE FOR CITI GROUP. WORK TO INCLUDE NEW NON STRUCTURAL PARTITIONS, MECHANICAL, ELECTRICAL AND PLUMBING AS PER PLANS. 1B CONSTRUCTION TYPE AND B-BUSINESS.

Permit

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

Location

City
Chicago
State
IL

Dates

Applied
2025-03-11
Issued
2025-03-19
Time to issue
8 days

Value and contractor

Declared value
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Total fee
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Contractor
JC ANDERSON INC

Chicago details

Review type
SELF CERT
Milestone
INSPECTIONS
Community area (code)
32

Data as of 2026-09-21.

Other permits issued in Chicago, March 2025