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International Building Code Section 903.3 is hereby amended by the addition of a new Section 903.3.9 to read as follows:

903.3.9 Fire sprinkler zones. When fire walls and/or horizontal exits are provided the sprinkler system shall be zoned to coincide with the fire walls and/or horizontal exits.

Exception: Sprinkler zoning is not required in existing construction if fire alarm initiating devices provide the same level of occupant notification that a zoned sprinkler system would provide.

(Ord. 6531 § 5, 2020.)