Section 54A(1) in The Jaipur Development Authority Act, 1982
(1)Notwithstanding anything otherwise contained in sub-section (1) of section 45, where, in any matter relating to the acquisition of land pending between 24the day of September, 1984 and 31st day of July, 1987, an action, thing or order has been taken, done or made under and in accordance with the provisions of this Act, as it stood before the first day of August, 1987, such action, thing or order shall not be reopened or reviewed or be liable to be challenged on the ground that such action thing or order was at variance with that provided for in the Land Acquisition Act, 1894 (Central Act 1 of 1894) (hereinafter in this section referred to as The Land Acquisition Act) subject, however, that any, further proceeding action or order in such matter conducted, taken or made on or after the first day of August, 1987, shall, subject to the other provision of this section, be made under and in accordance with the Land Acquisition Act.