Cal. Food and Agricultural Code - FAC § 39771. Section 39771.
UHT flavored drink is milk or skim milk, evaporated, condensed, or dried milk, or nonfat milk solids, or any combination thereof, which contains harmless sweetening, chocolate, chocolate syrup, or other harmless syrup or flavoring, or any combination of these syrups or flavorings, and harmless edible stabilizer as specified in Title 21 of the Code of Federal Regulations. It may be homogenized and shall be processed and packaged pursuant to Section 39701.