Labor Code § 148.1

148.1.

Each member of the appeals board shall serve for a term of four years and until his successor is appointed and qualifies. The terms of the first three members appointed to the appeals board shall expire on the second, third, and fourth January 15th following the date of the appointment of the first appointed member. A vacancy shall be filled by the Governor, subject to the approval of the Senate by appointment for the unexpired term.