Commission Regulation (EEC) No 967/76 of 27 April 1976 re-establishing the levying of customs duties on under garments, knitted or crocheted, not elastic or rubberized, of cotton, falling within subheading 60.04 A, originating in developing countries to which the preferential tariff arrangements set out in Council Regulation (EEC) No 3002/75 of 17 November 1975 apply