(1) When an addition is made and the size of the addition exceeds 1,000 square feet.

(2) When an addition is made and the size of the addition, plus the existing building, exceeds 2,500 square feet.

(3) When the value of a structural alteration or repair of an existing building exceeds 25 percent of the assessed valuation of the existing building or exceeds 25 percent of the recognized replacement cost of the structure, without consideration of depreciation, as determined under the Marshall Valuation Service Cost Handbook (Marshall & Swift Valuation Service).

(4) Compliance with shall mean, in cases falling under subsections (1), (2), and (3) of this section, the installation of sprinklers on the entire floor to which an addition, alteration or repair is made, and to each floor or basement below the addition, alteration or repair. (Ord. 642 § 10, 2021)