Maximum area.
Municipal Code of Chicago § 18-29-1105.4
in effect18-29-1105.4 Maximum area.
A single roof drain head shall not exceed 13,000 square feet (1,208 m 2 ).
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2692779Fetched: 10/24/2026
