77 Ill. Adm. Code 205.1790
Fire Alarm System
Section 205
Section 205.1790 Fire Alarm
System
A manually operated electrically
supervised fire alarm system shall be installed. The following is required:
a) Manual pull stations at all exit doors.
b) Audio/visual signal devices in compliance with the State of
Illinois Accessibility Code (71 Ill. Adm. Code 400).
c) A presignal system is not permitted; all signals must
automatically transmit to the nearest fire department or central receiving
station.
d) If a sprinkler system is installed, the required water flow
alarm device and electrical tamper switches must be interconnected to the fire
alarm system.
e) If a smoke barrier is installed, the doors must normally be
kept closed or, if held open, they must be equipped with magnetic hold-open
devices that will release the door upon activation of the fire alarm system and
a local smoke detector.
f) Automatic smoke detectors are required in waiting areas that
are open to egress corridors.