It then read as followins: "The Central Government may, by notification in the Official Gazette, prohibit the taking or sending out by land, sea or air (hereinafter in this section referred to as export) of all goods or of any goods or class of goods specified in the notification from India directly or indirectly to any place so specified unless the exporter furnishes to the prescribed authority a declaration in the prescribed form supported by such evidence as may be prescribed or so specified and true in all material particulars which, among others, shall include the amount representing (i) the full export value of the goods; or (ii) if the full export value of the goods is not ascertainable at the time of export, the value which the exporter, haveing regard to the prevailing market conditions, expects to receive on the sale of the goods in the course of international trade, and affirms in the said declaration that the full export value of the goods (whether ascertainable at the time of 910 export or not) has been, or will within the prescribed period be, paid in the prescribed manner.