Validation of acts and proceedings

Notwithstanding anything contained in this Act, anything done or any action taken (including any order made, notification issued, appointment made or direction given) or purported to have been done or taken by the Authority or any officer or authority under this Act, before the commencement of the Bihar Regional Area Development Authority (Amendment) Act, 1981, shall be deemed to have been validly and rightfully done or taken and shall not be called in question in any court of law on the ground of any defect or irregularity in the constitution of the Authority or any defect in the procedure followed by the Authority or any of its officers in exercise of the powers conferred by or under the provisions of the Act 1870 (7 of 1870) and this Act in any manner whatsoever: Provided that no such action or order shall be called in question in any court of law after the commencement of the Bihar Regional Area Development Authority (Amendment) Act, 1981.