No L 387/54 Official Journal of the European Communities 31.12. 87 COMMISSION REGULATION (EEC) No 4135/87 of 9 December 1987 determining the conditions of entry of natural sodium nitrate and natural potassic sodium nitrate falling within subheadings 3102 50 10 and 3105 90 10 respectively of the combined nomenclature THE COMMISSION OF THE EUROPEAN COMMUNITIES, Having regard to the Treaty establishing the -European Economic Community, Having regard to Council Regulation (EEC) No 2658/87 of 23 July 1987 on the tariff and statistical nomenclature and on- the Common Customs Tariff (1), and in particular Article 11 thereof, Whereas Council Regulation (EEC) No 950/68 of 28 June 1968 on the Common Customs Tariff (2), as last amended by Regulation (EEC) No 3529/87 (3), established the Common Customs Tariff on the basis of the nomenclature of the Convention of 15 December 1950 concerning the nomenclature to be used for the classification of goods in customs tariffs; Whereas on the basis of Council Regulation (EEC)No 97/69 of 16 January 1969 on measures to be taken for the uniform application of the nomenclature of the Common Customs Tariff (4), as last amended by Regulation (EEC) No 2055/84 (5), Commission Regulation (EEC) No 3039/79 (8), as last amended by Regulation (EEC) No 122/82 (7), determined the conditions of entry of natural sodium nitrate and natural potassic sodium nitrate falling within subheadings 31.02 A and 31.05 A III a) respectively of the Common Customs Tariff; Whereas Regulation (EEC) No 2658/87 has repealed and replaced, on the one hand, Regulation (EEC) No 950/68 in adopting the new tariff and statistical nomenclature (combined nomenclature) based on the International Convention on the Harmonized Commodity Description and Coding System and, on the other hand, Regulation (EEC) No 97/69; whereas it is consequently appropriate, for reasons of clarity, to replace Regulation (EEC) No 3039/79 by a new regulation taking over the new nomenclature as well as the new legal base; whereas, for the same reasonms, it is appropriate to incorporate in this new text all the amendments made to date; Whereas Regulation (EEC) No 2658/87 covers: — natural sodium nitrate falling within subheading 31025010 (1) OJ No L 256, 7.9.1987, p. 1. (3) O] NoL 172, 22.7.1968, p. 1. (*) OJ No L 336, 26. 11. 1987, p. 3. (*) O] No L 14, 21.1. 1969, p. 1. (5) O] No L 191, 19.7. 1984, p. 1. (5) O] No L 314, 31. 12. 1979, p. 46. (7) O No L 16, 22. 1. 1982, p. 10. " — natural potassic sodium nitrate, consisting of a natural mixture of sodium nitrate and potassium nitrate (the proportion of potassium nitrate may be as high as 44 %), of a total nitrogen content not exceeding 16,3% by weight .on the dry anhydrous product, falling within subheading 3105 90 10 of the combined nomenclature; Whereas -entry under these subheadings is subject to conditions laid down in the relevant Community provisions; whereas, in order to ensure uniform application of the nomenclature of- the cembined nomenclature, provisions specifying those conditions must be Jaid down; Whereas identification of the above products presents certain difficulties; whereas it can be considerably simplified if the exporting country gives an assurance that the product exported corresponds to the description of the product in question; whereas, consequently, entry of a product under the subheadings mentioned above should be authorized only where such product is accompanied by a certificate of quality which is issued by an authority acting under the responsibility of the exporting country and which provides such assurance; Whereas it is appropriate to specify the form which such certificate must take and the conditions for its use; whereas, furthermore, measures must be introduced to enable the Community to check the conditions of issue of the said certificate and to prevent falsification; whereas accordingly certain obligations should be imposed on the issuing authority; ‘ Whereas the certificate of quality should be drawn up in an official Community language and, where appropriate, an official language of the exporting country; Whereas the measures provided for in this Regulation are in accordance with the opinion of the Nomenclature Committee, HAS ADOPTED THIS REGULATION: Article 1 The entry under subheadings: — 3102 50 10 of natural sodium nitrate — 3105 90 10 of natural potassic sodium nitrate, consisting of a natural mixture of sodium nitrate and potassium