Municipal Code of Chicago § 18-29-501.7.1
Municipal Code of Chicago § 18-29-501.7.1
in effect18-29-501.7.1
Water heaters of 200,000 BTU input per hour or more and storage tanks of 120 gallons (454 L) capacity or more shall be constructed in accordance with ASME Boiler and Pressure Vessel Code, Section IV.
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2691277Fetched: 10/24/2026
