For AI agents: read the machine-readable documentation index at /llms.txt or the single-file full reference at /llms-full.txt.
Form a Business

Ventilation.

Municipal Code of Chicago § 15-28-880
in effect
Sign in to generate a plain English summaryAsk Belisarius Agent
15-28-880 Ventilation. Every nitrocellulose products room shall have means of natural or mechanical ventilation as required by Section 15-28-080 for hazardous chemical rooms. (Prior code § 92-77; Amend Coun. J. 6-14-95, p. 2841)
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2680018Fetched: 10/24/2026

Starting a business in Illinois? Illinois LLC guide: costs and requirements