§ 14X-5-504.8.5 — Exit stairways
Municipal Code of Chicago (2026 S-74, current through Council Journal of June 17, 2026) · Municipal Code of Chicago § 14X-5-504.8.5
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14X-5-504.8.5 Exit stairways.
A single-station smoke alarm must be installed on the uppermost ceiling of every exit stairway. Exceptions: 1. Buildings of Type I or IIA construction. 2. Where smoke detectors connected to a fire alarm system have been installed as a substitute for smoke alarms and the system provides required occupant notification.
