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Atriums.

Municipal Code of Chicago § 18-28-513.1
in effect
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18-28-513.1 Atriums. Atrium smoke control systems shall comply with Sections 404 and 909 of the Chicago Building Code. (Amend Coun. J. 11-9-16, p. 36266, § 36; Amend Coun. J. 4-10-19, p. 100029, Art. XII, § 6)
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2687532Fetched: 10/24/2026

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18-28-513.1 | Corpus