Insect screens.

Municipal Code of Chicago § 14B-12-1211

in effect

14B-12-1211 Insect screens. The following language is adopted as a new Section 1211: "1211. INSECT SCREENS 1211.1 General. Every exterior door, operable window and other outside opening used to provide ventilation for habitable spaces, food preparation areas, food service areas, or areas where products to be included or utilized in food for human consumption are processed, manufactured, packed or stored shall be supplied with tightly fitting screens of minimum 16 mesh per inch (16 mesh per 25 mm). Every screen door provided for insect control shall be self-closing. Exceptions: 1. Insect screens shall not be required where other effective means of insect protection, such as air curtains or insect repellant fans are provided. 2. Insect screens shall not be required for openings more than 50 feet (15.2 m) above the ground unless the building official determines that unusual insect prevalence exists at the premises." (Added Coun. J. 2-19-20, p. 14473, Art. II, § 60)

Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2665787Fetched: 10/24/2026