Section 44(2)(i) in Bihar Regional Development Authority Act, 1974
(i)The duty imposed by the Indian Stamp Act, 1899 (11 of 1889) as modified from time to time in its application to the State of Bihar on Instruments of sale, gift and usufructuary mortgage of immovable property shall in the case of instruments affecting immovable property situated in the area notified under Sub-section (2) of Section 1 of the Act and executed on or after the date on which the provisions of this Act came into force in such area be increased by five percentum on the value of the property transferred by the instrument or (in the case of an usufructuary mortgage) on the amount secured by the instrument, as set forth in the instrument: