California Code, Food and Agricultural Code (Formerly Agricultural Code) - FAC § 59238

It is a violation of this chapter for any person that is engaged in the handling or processing of any commodity, or in the wholesale or retail trade of the commodity, to fail or refuse to furnish to the director or his duly authorized agents, upon request, information concerning the name and address of the persons from whom he has received any commodity which is regulated by a marketing order that is issued and in effect pursuant to this chapter, and the quantity of such commodity which is so received.