Commission Regulation (EEC) No 2530/85 of 5 September 1985 re-establishing the levying of customs duties on polypropylene in one of the forms mentioned in Note 3 (d) to Chapter 39, falling within subheading 39.02 C ex IV, originating in South Korea, to which the preferential tariff arrangements set out in Council Regulation (EEC) No 3562/84 apply