# Plumbing permit B200446496 at 142 E Ontario St, Chicago

Chicago Department of Buildings permit B200446496: issued Oct 14, 2025 for plumbing work at 142 E Ontario St. For permit 101073978: replacement plumbing contractor. New contractor(s) listed under "other applicants and contractors" on permit certificate.

- Permit number: B200446496
- Issued: Oct 14, 2025
- Type of work: Plumbing (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/142-e-ontario-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-07 10:10 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 142 E Ontario St: https://nearbypermits.com/chicago/address/142-e-ontario-st/