Section 18(3) in The Foreign Exchange Regulation Act, 1973
(3)Where in relation to any goods to which a notification under clause (a) of sub-section (1) applies the prescribed period has expired and payment therefor has not been made as aforesaid, it shall be presumed, unless the contrary is proved by the person who has sold or is entitled to sell the goods or to procure the sale thereof, that such person has not taken all reasonable steps to receive or recover the payment for the goods as aforesaid and he shall accordingly be presumed to have contravened the provisions of sub-section (2).