7. 2. 91 Official Journal of the European Communities No L 35/1 (Acts whose publication is obligatory) COUNCIL REGULATION (EEC) No 283/91 of 4 February 1991 suspending tariff concessions and increasing the duties épplicable under the common customs tariff to certain products falling within CN code 5607 THE COUNCIL OF THE EUROPEAN COMMUNITIES, Having regard to the Treaty establishing the European Economic Community, and in particular Article 113 thereof, Having regard to the proposal from the Commission, Whereas Brazil, the principal supplier of certain products falling within CN code 5607, has introduced a tax of 13 % on exported raw sisal ; Whereas these measures are causing considerable injury to the Community producers concerned and threaten the balances of concessions and obligations resulting from the General Agreement on Tariffs and Trade (GATT); Whereas consultations between Brazil and the Community under Article XXII of the GATT have been to no avail; Whereas, under the provisions of Article XXVIILS of the GATT, a Contracting Party has the right to modify or withdraw any concession on its schedule; Whereas negotiations between the Community and Brazil in accordance with Article XXVIII of the GATT have failed to produce a satisfactory solution to the problem; Whereas it is appropriate in the present situation to have recourse to the said provisions ; Whereas concessions for certain products falling within CN Code 5607 should therefore be suspended and the customs duties applicable to these products increased ; whereas Council Regulation (EEC) No 2658/87 of 23 July 1987 on the tariff and statistical nomenclature and on the Common Customs Tariff () as last amended by Comm1551on Regulation (EEC) No 53/91 (3, should, as a result, be amended, HAS ADOPTED THIS REGULATION : Article 1 Annex I to Council Regulation (EEC) No 2658/87 shall be amended as follows: () OJ No L 256, 7. 9. 1987, p. 1. () O] No L 7, 10. 1. 1991, p. 14.