California Code, Food and Agricultural Code (Formerly Agricultural Code) - FAC § 64321

(b)(1) No less than 51 percent of the total number of eligible producers in the state voted in the referendum.

(2) Sixty-five percent or more of the total number of eligible producers who voted in the referendum and who produced 51 percent or more of the total amount of fluid milk produced during the second calendar month preceding the month of the beginning of the referendum period by all producers who voted in the referendum approve the council program, or 51 percent or more of the total number of eligible producers who voted in the referendum and who produced 65 percent or more of the total amount of fluid milk produced during the second calendar month preceding the month of the beginning of the referendum period by all producers who voted in the referendum, approve the council program.