Any officer of customs appointed for any area adjoining the land frontier of India and empowered in this behalf by general or special order of the Board, may require any person in possession of any goods which such officer has reason to believe to have been imported into India by land, to produce the order made under section 47 permitting clearance of the goods:

   Provided that nothing in this section shall apply to any imported goods passing from a land frontier to a land customs station by a route appointed under clause (c) of section 7.