High-rise buildings.
Municipal Code of Chicago § 14X-5-505.9.9.2
in effect14X-5-505.9.9.2 High-rise buildings.
In high-rise buildings, all exit stairway doors which are locked from the stairway side must have electrically-controlled locking devices which can be automatically unlocked upon a signal from the fire command center. A stairway door at the level of exit discharge may not be locked from the stairway side.
Exception: Stairways complying with Section 14X-5-505.9.9.1, option 3.
(Amend Coun. J. 10-7-20, p. 21791, Art. V, § 10)
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2675998Fetched: 10/24/2026