California Code, Fish and Game Code - FGC § 8579

(a) A permittee shall be subject to the provisions of this article whenever the permittee is using a drift gill net, unless the permittee has surrendered his or her permit to the department.

(b) A permittee may surrender his or her permit by notifying the department of his or her intentions by submitting a notarized form provided by the department and by sending or delivering his or her permit to a department office as prescribed on the form.