California Code, Food and Agricultural Code (Formerly Agricultural Code) - FAC § 20722

If the renewal fee that is required by Article 6 (commencing with Section 20751) is not paid by April 30th following the recordation of the brand, or by April 30th of the year that follows the last year for which the renewal fee has been paid, the right to use the brand is suspended by operation of law as of April 1st of that year.