Section 59(1)(a) in The Rajasthan District Boards Act, 1954
(a)There shall be an Executive Committee of the Board consisting of -(i)the Chairman of the Board,(ii)the Vice-Chairman of the Board,(iii)three members of the board elected by the Board, and(iv)the Chairman of such Committees established by the Board under sub-section (2) as may be notified by the State Government.