(4) 2[ Notwithstanding the absence of the Chairman or any member of a disciplinary committee on a date fixed for the hearing of a case before it, the disciplinary committee may, if it so thinks fit, hold or continue the proceedings on the date so fixed and no such proceedings and no order made by the disciplinary committee in any such proceedings shall be invalid merely by reason of the absence of the Chairman or member thereof on any such date: Provided that no final orders of the nature referred to in sub- section (3) of section 35 shall be made in any proceeding unless the Chairman and other members of the disciplinary committee are present.