# Roofing permit B200479487 at 400 N Aberdeen St, Chicago

Chicago Department of Buildings permit B200479487: issued Sep 10, 2026 for roofing work at 400 N Aberdeen St. Scope: modification to existing terrace for new dog run. Locations: 0 residential unit(s), 1 non-residential unit(s), exterior work, 16th floor roof terrace.

- Permit number: B200479487
- Issued: Sep 10, 2026
- Type of work: Roofing (city: Other work, permit – express permit program)
- Status: Issued (city: Active)
- Reported cost: $200,000
- ZIP code: 60642 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/400-n-aberdeen-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-05 17:46 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 400 N Aberdeen St: https://nearbypermits.com/chicago/address/400-n-aberdeen-st/