# Alteration or repair permit 100703812 at 70 W Madison St, Chicago

Chicago Department of Buildings permit 100703812: issued May 15, 2017 for alteration or repair work at 70 W Madison St. Self cert: interior alterations to existing office space, floors 31-33, as per plan. Structural peer review included.

- Permit number: 100703812
- Issued: May 15, 2017
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Finished (city: Complete)
- Reported cost: $7,172,700
- ZIP code: 60602 (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 2026-10-05 17:48 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/