California Code, Food and Agricultural Code (Formerly Agricultural Code) - FAC § 14902.5

Notwithstanding any other law, the department shall continue to be the primary regulatory agency over medicated feed, responsible for regulating medicated feed quality assurance and medicated feed safety, and enforcing any handling and inspecting requirements imposed on medicated feed suppliers. The department shall also have primary responsibility over medicated feed ingredients and the sale of medicated feed that is subject to veterinarian oversight.