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Aisles and aisle accessways.

Municipal Code of Chicago § 14X-5-505.17
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14X-5-505.17 Aisles and aisle accessways. The width of aisles and aisle accessways must be sufficient for the occupant load served and not less than 28 inches (711 mm). Exceptions: 1. Aisles and aisle accessways within individual dwelling units or sleeping units. 2. Aisles and aisle accessways in rooms or spaces uses for assembly purposes that comply with Section 1029 of the Chicago Building Code. (Added Coun. J. 1-26-22, p. 43756, Art. IV, § 3)
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2697458Fetched: 10/24/2026

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