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Building subdrains.

Municipal Code of Chicago § 18-29-1111.2
in effect
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18-29-1111.2 Building subdrains. Building subdrains located below the public sewer level shall discharge into a sump or receiving tank, the contents of which shall be automatically lifted and discharged into the drainage system as required for building sumps.
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2692840Fetched: 10/24/2026

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18-29-1111.2 | Corpus