16.03.065 Section R313.2 One- and two-family dwellings automatic fire systems, Exception.

Section R313.2, Exception number 1 is hereby deleted and replaced by the following sentence:

An automatic sprinkler system shall be installed throughout any existing one- or two-family dwelling when the floor area of the addition (including mezzanines) exceeds 50% of the existing floor area of the building or when an additional story is added.