law: 50. Vacancies, etc., not to invalidate proceedings of State Authority.-
  No act or proceeding of the State Authority shall be invalid merely by reason of-
  (a) any vacancy in, or any defect in the constitution of, the State Authority; or
  (b) any defect in the appointment of a person as a member of the State Authority; or
  (c) any irregularity in the procedure of the Authority not affecting the merits of the case.