Cal. Food & Agric. Code § 15042

The sale or distribution of any lot, parcel, or package of commercial feed deemed by the director to bear or contain a poisonous, deleterious, or nonnutritive substance in amounts which are specified as being unsafe by the director by regulation is an infraction punishable by a fine of not more than five hundred dollars ($500). A second or subsequent violation of this section is a misdemeanor punishable by a fine of not less than one hundred dollars ($100) and not more than one thousand dollars ($1,000).