California Code, Food and Agricultural Code (Formerly Agricultural Code) - FAC § 35784.1

Market milk produced and marketed pursuant to Article 7 (commencing with Section 35921) of this chapter and Sections 35861 and 35891 shall contain not less than 3.5 percent of milk fat and not less than 8.5 percent of solids not fat. The minimum percentages of milk fat and solids not fat required by this section, may vary by an amount no greater than 0.1 of 1 percent, provided that the total combined percentages of milk fat and solids not fat, at the time of delivery to the consumer, shall equal or exceed 12 percent.