# Mechanical (HVAC) permit B200473074 at 4130 N Rockwell St, Chicago

Chicago Department of Buildings permit B200473074: issued Jun 4, 2026 for mechanical (hvac) work at 4130 N Rockwell St. Repair/replacement affecting 1 systems : 1 rooftop packaged unit(trane, gdk240a3sha1dqy*, rooftop). Electrical work under this permit = no. Locations: 0 residential unit(s), 0 non-residential unit(s), exterior work, highest rooftop.

- Permit number: B200473074
- Issued: Jun 4, 2026
- Type of work: Mechanical (HVAC) (city: Mechanical work, permit – express permit program)
- Status: Issued (city: Active)
- Reported cost: $48,000
- ZIP code: 60618 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/4130-n-rockwell-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-09 18:12 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 4130 N Rockwell St: https://nearbypermits.com/chicago/address/4130-n-rockwell-st/