Section 903.4.2.1 is added to Chapter 9 of the Fire Code to read as follows:

903.4.2.1 Where an automatic fire sprinkler system is installed in a building with more than one tenant or with over 100 sprinkler heads, audible and visible notification appliances shall be installed throughout the building as follows:

a. Audible notification appliances shall be installed so as to be audible at 15 dBa above average sound pressure level throughout the building.

b. Visible notification appliances shall be installed in all public and common use areas, restrooms and corridors in accordance with the spacing requirements of NFPA 72.

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

EXCEPTION: The requirements of this section do not apply to Group R-3 Occupancies.