# Renovation or alteration permit 100870106 at 123 N Wacker Dr, Chicago

Chicago Department of Buildings permit 100870106, issued May 28, 2020 for 123 N Wacker Dr: renovation or alteration. Self-cert: revision to permit #100860385 to change 4th floor women's restroom layout due to existing plumbing stack location.

- Permit number: 100870106
- Issued: May 28, 2020
- Type: Renovation or alteration
- Status: Complete
- Reported cost: $357,912
- Community area: Loop (32)
- All permits at this address: https://nearbypermits.com/chicago/address/123-n-wacker-dr/

---
Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-01 09:48 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/