If the use by a producer or handler of a particular emblem, label, certificate, or other distinctive designation of grade, quality, or condition, except the grade or other quality designations then in effect pursuant to state or federal grade standards, is made contingent upon compliance with certain production or handling regulations which are authorized by the provisions of a marketing order or agreement which is issued and made effective pursuant to this chapter, it is unlawful and a violation of this chapter for any person, that is not participating in, and complying with, such order, agreement, or regulations to use such designation of grade, quality, or condition.
Ca. Food and Agric. Code § 59236