Section 9 in The Cine-Workers And Cinema Theatre Workers (Regulation Of Employment) Act, 1981
9. Filling of vacancies .-If, for any reason, a vacancy (other than a temporary absence) occurs in the office of the presiding officer of a Tribunal, the Central Government shall appoint another person in accordance with the provisions of this Act to fill the vacancy, and the proceeding may be continued before the Tribunal from the stage at which the vacancy is filled.
