Article 4
(1)
Up to and including 31st December 1988, no customs duty shall be charged on any relevant Spanish goods which fall within a heading or subheading specified in column 1 of Schedule 3 to this Order and are of a description specified in column 2.
(2)
Up to and including 31st December 1988, no customs duty shall be charged on any relevant Portuguese goods which fall within a heading or subheading specified in column 1 of Schedule 4 to this Order and are of a description specified in column 2.