Power to call for information :
Section – 37. 50 [ Where, for the purposes of this Act, it appears necessary for any gift-tax authority to obtain any statement or information from any person or banking company,] 51[such gift-tax authority] may serve a notice requiring such person, on or before a date to be therein specified, to furnish such statement or information on the points specified in the notice, and that person shall, notwithstanding anything in any law to the contrary, be bound to furnish such statement or information to 51[such gift-tax authority]:
Provided that no legal practitioner shall be bound to furnish any statement or information under this section based on any professional communications made to him otherwise than as permitted by section 126 of the Indian Evidence Act, 1872 (1 of 1872).