For the purpose of carrying out this article, the director may establish necessary regulations, including reasonable fees which are to be charged for the services and for the acceptance of advance fees to effectuate the determination. Any fees which are so established shall be based upon the approximate cost of the service which is rendered. Fees shall be paid by the person that accepts delivery of the grapes. One-half of the fees may be deducted from money owed to the person who shipped the grapes.