Connection of overflows.
Municipal Code of Chicago § 18-29-405.7.1
in effect18-29-405.7.1 Connection of overflows.
The overflow from any fixture shall discharge into the drainage system on the inlet or fixture side of the trap.
Exception: The overflow from a flush tank serving a water closet or urinal shall discharge into the fixture served.
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2691026Fetched: 10/24/2026
