Subsection [F] 903.4.2 of the International Building Code is hereby amended to read as follows:

[F] 903.4.2 Alarms. One exterior audible/visual device shall be connected to every automatic sprinkler system in an approved location. Such sprinkler water-flow devices shall be activated by water flow equivalent to the flow of a single sprinkler of the smallest orifice size installed in the system. Where a building fire alarm system is installed, actuation of the automatic sprinkler system shall actuate the building fire alarm system. Interior alarm notification appliances shall be installed as required by Section [F] 903.4.2.1.

[F] 903.4.2.1 Waterflow alarm notification. Where an automatic fire sprinkler system is installed in a building, and a fire alarm system is not otherwise required by this code, an occupant notification system shall be provided in accordance with 907.5

Exceptions:

1. Visible notification devices can be eliminated in normally unoccupied portions of buildings where permitted by the fire code official.

2. The requirements of this section do not apply to Group R-3 occupancies.