Article 6
(1)
Where a period of time or a description of goods is specified in column 2 of Schedule 1 or 3 to this Order in relation to any heading or subheading, the duty provided for in relation to that heading or subheading by article 2 or 4 above shall apply only during that period or to goods of that description as the case may be.
(2)
Any description of goods in column 2 of Schedule 1, 2 or 3 to this Order shall be taken to comprise all goods which would be classified under an entry in the same terms constituting a subheading.