Security panels.
Municipal Code of Chicago § 14X-12-1202.6.5.1
in effect14X-12-1202.6.5.1 Security panels.
Every opening larger than 1 square foot (0.1 m 2 ) in area that is located less than eight feet (2438 mm) above the ground, that can be accessed from ground level, or is located within eight feet (2438 mm) in any direction of an exterior stairway, fire escape, or other means of access must be closed and secured with polycarbonate boarding or a commercial-quality, 14-gauge, rust-proof metal security panel or door that has an exterior finish allowing for easy graffiti removal. Security panels and doors must be secured from the interior of the building to prevent unauthorized removal.
(Amend Coun. J. 2-19-20, p. 14473, Art. V, § 43)
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2676450Fetched: 10/24/2026