California Code, Business and Professions Code - BPC § 1000-2

The Governor shall appoint the members of the board.  Each appointment shall be for the term of four years, except that an appointment to fill a vacancy shall be for the unexpired term only.  Each member shall serve until his successor has been appointed and qualified or until one year has elapsed since the expiration of his term whichever first occurs.  No person shall serve more than two consecutive terms on the board nor be eligible for appointment thereafter until the expiration of four years from the expiration of such second consecutive term, effective January 2, 1974.  The Governor may remove a member from the board after receiving sufficient proof of the inability or misconduct of said member.