5. Acts or proceedings of Authority or its Committees not to be invalidated.-
No act or proceeding of the Authority or any Committee appointed by it under section 8, shall be invalidated merely by reason of-
(a) any vacancy in, or any defect in the constitution of, the Authority or such Committee; or
(b) any defect in the appointment of a person acting as a member of the Authority or such Committee; or
(c) any irregularity in the procedure of the Authority or such Committee not affecting the merits of the case.