# Electrical permit B100912634 at 70 W Madison St, Chicago

Chicago Department of Buildings permit B100912634: issued Mar 15, 2021 for electrical work at 70 W Madison St. Pipe and wire HVAC controls on the 51st, 52nd, and 53rd floors.

- Permit number: B100912634
- Issued: Mar 15, 2021
- Type of work: Electrical (city: Electrical work, permit – express permit program)
- Status: Finished (city: Complete)
- Reported cost: $10,000
- ZIP code: Not listed (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/70-w-madison-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-06 05:55 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 70 W Madison St: https://nearbypermits.com/chicago/address/70-w-madison-st/