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

In-line fan location.

Municipal Code of Chicago § 18-28-506.5.1.2
in effect
Sign in to generate a plain English summaryAsk Belisarius Agent
18-28-506.5.1.2 In-line fan location. Where enclosed duct systems are connected to in-line fans not located outdoors, the fan shall be located in a room or space having the same fire-resistance rating as the duct enclosure. Access shall be provided for servicing and cleaning of fan components. Such rooms or spaces shall be ventilated in accordance with the fan manufacturer's installation instructions. (Added Coun. J. 9-14-21, p. 35949, Art. V, § 17)
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2694742Fetched: 10/24/2026

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

18-28-506.5.1.2 | Corpus