Preview 316,582 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 100790707

430 N MICHIGAN AVE

REPLACE PLUMBING RISER ON ALL LEVELS, BASEMENT - 12TH FLOOR IN AN EXISTING BUILDING AND RESTORE ARCHITECTURAL FINISHES IN AREA OF WORK . NO CHANGES TO EGRESS, FIRE PROTECTION OR FIRE-RESISTIVE RATINGS AS PER PLANS

Permit

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

Location

City
Chicago
State
IL

Dates

Applied
2018-11-06
Issued
2018-12-21
Time to issue
45 days

Value and contractor

Declared value
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Total fee
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Contractor
GNP & ASSOCIATES, INC

Chicago details

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

Data as of 2026-09-20.

Other permits issued in Chicago, December 2018