Each member of the State Board of Equalization elected by the voters of an equalization district shall investigate the administration, enforcement, and operation within the district from which he is elected of all laws, the administration and enforcement of which are vested in the board.
Each such member may appoint a deputy to assist him in the performance of his duties under this section. The deputy shall be so appointed as to be exempt from civil service under paragraph (6), subdivision (a), Section 4, Article XXIV of the Constitution, and not otherwise.