California Code, Fish and Game Code - FGC § 15103

(a) In addition to the fees specified in Section 15101, a surcharge fee of four hundred twelve dollars ($412) shall be paid at the time of registration by the owner of an aquaculture facility if the gross annual sales of aquaculture products of the facility during the prior calendar year exceed twenty-five thousand dollars ($25,000).

(b) Each owner of a registered aquaculture facility shall maintain sales and production records that shall be made available upon request of the department to assist the department in the administration of this chapter.

(c) Any person who fails to pay the surcharge fee required in this section at the time of registration shall be assessed a delinquency penalty pursuant to Section 15104.

(d) The surcharge imposed pursuant to this section shall be applicable to the 2004 registration year and shall be adjusted annually thereafter pursuant to Section 713.

(e) This section shall become operative on January 1, 2025, at which time the surcharge fee specified in this section shall be adjusted pursuant to subdivision (d) as if this section had not been inoperative.