29. 6. 91 Official Journal of the European Communities No L 169/43 COMMISSION REGULATION (EEC) No 1905/91 of 28 June 1991 amending Regulation (EEC) No 2681/83 laying down detailed rules for the application of the subsidy system for oil seeds THE COMMISSION OF THE EUROPEAN COMMUNITIES, Having regard to the Treaty establishing the European Economic Community, Having regard to Council Regulation No 136/66/EEC of 22 September 1966 on the establishment of a common organization of the market in oils and fats ('), as last amended by Regulation (EEC) No 1720/91 (3, and in particular Article 27 () thereof, Whereas Article 18 (6) of Commission Regulation (EEC) No 2681/83 (%), as last amended by Regulation (EEC) No 3603/90 (%), lays down provisions concerning the comple- tion of forms ; whereas provision should be made to take account of the growing use of computers ; Whereas paragraphs 3 and 3a of Article 27a of Regulation No 136/66/EEC provide for the establishment of actual and estimated production of oil seeds ; whereas, when this is done, the amounts harvested on the territory of the former German Democratic Republic shall not be taken into account; whereas the production estimates for oil seeds should be made before the end of October; whereas, as a result, Member States must supply the figures relating to the area and the production of oil seeds to the Commission before 17 October ; whereas paragraph 4 of Article 27a lays down that the calculation of the adjustment for the marketing year 1991/92 for rape seed produced in Spain must result in an adjusted target price equal to that prevailing in the rest of the Community ; Whereas the method known as ‘HPLC' should be retained as the common reference method in the Community for glucosinolate analysis; whereas for the 1991/92 marketing year the use of other methods of anaylsis should be permited by the Commission under conditions to be laid down; Whereas provision should be made for the payment in advance of the bonus at the same time as the advance payment of the aid for rape seed is made ; whereas, given that the final aid amounts will not be known until the month of November, provision should be made for the () OJ No 172, 30. 9. 1966, p. 3025/66. () O] No L 162, 26. 6. 1991, p. 27. () OJ No L 266, 28. 9. 1983, p. 1. () OJ No L 350, 14. 12. 1990, p. 57. freeing of a significant part of the security covering the advance when the right to the aid has been recognized ; whereas provision should be made to release the remain- ing part of the security only after the final aids have been published in order to ensure that any excess payment can be recovered ; Whereas the measures provided for in this Regulation are in accordance with the opinion of the Management Committee for Oils and Fats, HAS ADOPTED THIS REGULATION : Avrticle 1 Regulation (EEC) No 2681/83 is hereby amended as follows : : 1. The first sentence of Article 18 (6) is replaced by the following : : ‘6. The forms shall be completed by typewriter, by printer or, failing that, by hand in block letters. Where the entries are compiled by computer they may be printed on the certificate or, failing that, on a separate sheet of paper provided that in either case they are endorsed by the issuing authority. 2. Article 32 is replaced by the following: Article 32 1. The drawing of samples, their preparation as samples for analysis and the determination of the oil, impurities and moisture contents shall be carried out using the common methods set out in Annexes I to V and VII to Commission Regulation (EEC) No 1470/68 (). 2. (a) The determination of the glucosinolate content of rape seed shall be carried out using the method set out in Annex VIII to Commission Regulation (EEC) No 1470/68. (b) The determination of the glucosinolate content of rape seed may also be carried out using the method known as X-ray fluorescence (XRF). Member States shall approve the laboratories permitted to use XRF according to the Commu- nity protocol to be determined and provided