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 100871699

20 S CLARK ST

REVISION TO PERMIT 100861681 CHG CONTRACTORS: TGC: LANGEHAUMER CONSTRUCTION INC (LCI), PLUMBER:JOHNS PLUMBING, VENT/HEAT:COMPETATIVE PIPING SYSTMS INC, TO UNITS 400-410

Permit

Permit type
PERMIT - EASY PERMIT PROCESS
Class
Unknown
Trade
Plumbing
Nature of work
Other

Location

City
Chicago
State
IL

Dates

Applied
2020-04-22
Issued
2020-04-22
Time to issue
same day

Chicago details

Review type
EASY PERMIT WEB
Community area (code)
32

Data as of 2026-09-20.

Other permits issued in Chicago, April 2020