Cal. Bus. & Prof. Code § 4802
The members of the board shall hold office for a term of four years. Each member shall serve until the appointment and qualification of his or her successor or until one year shall have elapsed since the expiration of the term for which he or she was appointed, whichever first occurs. A member may be reappointed subject to the limitation contained in Section 4801.
Vacancies occurring shall be filled by appointment for the unexpired term, within 90 days after they occur.
The Governor shall appoint the four veterinarian members, the one registered veterinary technician member, and one public member, qualified as provided in Section 4801. The Senate Committee on Rules and the Speaker of the Assembly shall each appoint a public member, qualified as provided in Section 4801.
Ca. Bus. and Prof'l. Code § 4802