Section 14(2)(d) in Bihar High Schools (Constitution, Powers and Functions of Managing Committee) Rules, 1964
(d)a person shall cease to be the President or Secretary on the expiration of the term of his membership of the committee but in such a case till the time he makes over charge of his office, he shall continue to hold the office and shall be deemed to be an additional member of the committee during the period that may elapse between the date of the expiration of his term as a member and that on which he makes over charge of his office to his successors.