# Electrical Work permit B100849951 at 20 N Wacker Dr, Chicago

City of Chicago permit B100849951, issued Nov 12, 2019 for 20 N Wacker Dr: electrical work. Installation of (1) new door release relay. Relocation of (2) existing strobes. All work is being done in inside only on 27th floor.

- Permit number: B100849951
- Issued: Nov 12, 2019
- Type: Electrical Work
- Status: Complete
- Reported cost: $2,740
- Community area: Loop (32)
- All permits at this address: https://nearbypermits.com/chicago/address/20-n-wacker-dr/

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Source: City of Chicago open data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-01 06:21 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/