Commission Regulation (EEC) No 2541/90 of 31 August 1990 reintroducing the levying of the customs duties applicable to breeches, shorts and trousers, products of category No 6 (order No 40.0060) men's or boy's suits and ensembles, other than knitted or crocheted products of category No 16 (order No 40.0160) originating in Pakistan, to which the preferential tariff arrangements of Council Regulation (EEC) No 3897/89 apply