California Code, Fish and Game Code - FGC § 12002.6

(a) In addition to any other applicable penalty, a commercial boat registration may be revoked or suspended by the commission, when requested by the department, for a period not to exceed one year, upon the second conviction in three years of the registrant, or the registrant's agent, servant, employee, or any other person acting under the registrant's direction or control, for a violation of any of the following provisions or regulations adopted pursuant thereto:

(b) The commercial boat registration shall not be revoked unless both the first and second convictions are related to the boat for which the commercial boat registration is to be revoked, and are for violations that occurred when the person convicted was the registrant or the registrant's agent, servant, or employee, or acting under the registrant's direction or control.