# Alteration or repair permit B200460507 at 800 N Michigan Ave, Chicago

Chicago Department of Buildings permit B200460507: issued Feb 27, 2026 for alteration or repair work at 800 N Michigan Ave. Associate alternative code approval or other post-issuance approval to permit 101072519. Details: document approved acar for the removal of a floor drain, use of gravity piping and pumps, and macerating toilet.. Associate acar or other post-issuance approval to permit 101072519. Details: document approved acar for the removal of a floor drain, use of gravity piping and pumps, and macerating toilet.. Administrative change only. No substantive change to scope of permit 101072519.

- Permit number: B200460507
- Issued: Feb 27, 2026
- Type of work: Alteration or repair (city: Administrative change, permit – express permit program)
- Status: Finished (city: Complete)
- Reported cost: Not listed
- ZIP code: 60611 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/800-n-michigan-ave/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-05 15:53 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 800 N Michigan Ave: https://nearbypermits.com/chicago/address/800-n-michigan-ave/