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Handrail.

Municipal Code of Chicago § 14X-3-306.1
in effect
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14X-3-306.1 Handrail. Exterior and interior flights of stairs with more than four risers must have a handrail on at least one side of the stair. Existing handrails must be not less than 30 inches (762 mm) or more than 42 inches (1067 mm) measured vertically above the nosing of the tread or above the finished floor of the landing or walking surface.
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2675518Fetched: 10/24/2026

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14X-3-306.1 | Corpus