Preview 947,032 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 101080339

400 S LA SALLE ST

DDS 2019 CBRC: INTERIOR ALTERATIONS TO EXISTING LOWER LEVEL COMED VAULT ROOM. WORK TO INCLUDE SELECTIVE DEMOLITION OF NON-LOAD BEARING PARTITIONS, REPLACEMENT OF DOORS, INSTALLATION OF NEW CURBS, NEW VENTILATION, AND NEW LIGHTING SYSTEMS. NO CHANGE TO OCCUPANCY OR BUILDING AREA. IA CONSTRUCTION; B-BUSINESS. CONSULTANT REVIEW: V3 COMPANIES OF IL

Permit

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

Location

City
Chicago
State
IL

Dates

Applied
2026-03-11
Issued
2026-04-24
Time to issue
44 days

Chicago details

Review type
DIRECT DEVELOPER SERVICES
Milestone
INSPECTIONS
Community area (code)
32

Data as of 2026-09-21.

Other permits issued in Chicago, April 2026