3At the beginning of paragraph (a) of section 173(2) of the Act of 1952 (which prohibits the import of sweetened tobacco in an unmanufactured state) there shall be inserted the words " except as permitted by the Commissioners " , and in section 176(1) of that Act (which provides that a tobacco manufacturer shall not in manufacturing tobacco use any sweetening matter or, save as the Commissioners allow and subject to such conditions as they see fit to impose, any other substance except those specified in paragraphs (a) to (e) of that section) the words " any sweetening matter or " shall be transposed to follow the words " see fit to impose ".