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Form a Business

Not required.

Municipal Code of Chicago § 18-29-917.1
in effect
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18-29-917.1 Not required. No vent will be required on a downspout trap, a subsoil catch basin trap draining by gravity to the house drain or sewer, or a basement floor drain which branches into the house drain at a distance of more than 5 feet from any soil or waste stack. Other floor drains below grade shall be vented at the end of the waste line or individually vented.
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2692577Fetched: 10/24/2026

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

18-29-917.1 | Corpus