# Solar permit 101075227 at 4020 W 63rd St, Chicago

Chicago Department of Buildings permit 101075227: issued Jan 9, 2026 for solar work at 4020 W 63rd St. Spr 2019 CBC: installation of new 144.96 kw solar PV system on the flat roof of the existing 1 story library building. The proposed arrays will be mounted on a ballasted racking system such that the top of the panels is approximately 1' above the existing roof and will not be able to be seen from street level. There will be no changes to the existing building structure or occupancy category. Electircal work is needed to connect the PV system. (Occupancy cat: a-3; construction type: iib).

- Permit number: 101075227
- Issued: Jan 9, 2026
- Type of work: Solar (city: Permit - renovation/alteration)
- Status: Issued (city: Active)
- Reported cost: $655,144
- ZIP code: 60629 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/4020-w-63rd-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-12 16:20 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 4020 W 63rd St: https://nearbypermits.com/chicago/address/4020-w-63rd-st/