Section 55 - Vacancies, etc., not to invalidate proceeding of Appellate Tribunal

No act or proceeding of the Appellate Tribunal shall be invalid merely by reason of:-

(a) any vacancy in, or any defect in the constitution of, the Appellate Tribunal, or

(b) any defect in the appointment of a person acting as a Member of the Appellate Tribunal, or

(c) Any irregularity in the procedure of the Appellate Tribunal not affecting the merits of the case