Section R902.1.2 of Chapter 9 of the 2022 Edition of the California Residential Code, is hereby amended to read as follows:
R902.1.2 Roof coverings in all other areas. The entire roof covering of every existing structure where more than 50 percent of the total roof area is replaced within any one-year period, the entire roof covering of every new structure, and any roof covering applied in the alteration, repair or replacement of the roof of every existing structure, shall be a fire-retardant roof covering that is at least Class B.
(Ord. 3316 § 2 (part), 2022).