Section 33(2) in The Foreign Exchange Regulation Act, 1973
(2)Where for the purposes of this Act the Central Government or the Reserve Bank or any officer of Enforcement, not below the rank of a Chief Enforcement Officer, considers it necessary or expedient to obtain and examine any information, book or other document in the possession of any person or which in the opinion of the Central Government or the Reserve Bank or such officer it is possible for such person to obtain and furnish, the Central Government or the Reserve Bank or, as the case may be, such officer may, by order in writing, require any such person (whose name shall be specified in the order) to furnish, or to obtain and furnish, to the Central Government or the Reserve Bank or such officer or any person specified in the order with such information, book or other document and thereupon such person shall be bound to comply with such requisition.Explanation .-For the purposes of this section, section 34 and sections 36 to 41 (both inclusive), "document" includes Indian currency, foreign exchange and books of account.