Surface.
Municipal Code of Chicago § 14X-5-505.9.5
in effect14X-5-505.9.5 Surface.
The finished surface of treads and landings must be slip-resistant under foreseeable conditions. Outdoor stairways must be designed so that water will not accumulate on walking surfaces.
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2675973Fetched: 10/24/2026
