21. 7. 77 Official Journal of the European Communities No L 181/31 COMMISSION REGULATION (EEC) No 1632/77 of 20 July 1977 supplementing Regulation (EEC) No 1799/76 laying down detailed rules for the application of special measures in respect of linseed THE COMMISSION OF THE EUROPEAN COMMUNITIES, Having regard to the Treaty establishing the European Economic Community, Having regard to Council Regulation (EEC) No 569/76 of 15 March 1976 laying down special measures for linseed (1), and in particular Articles 2 (4) and 3 thereof, Whereas detailed rules for the application of the aforesaid Regulation were laid down by Regulation (EEC) No 1799/76 of 22 July 1976 laying down detailed rules for the application of special measures in respect of linseed (2); Whereas, under Article 2 (2) of Regulation (EEC) No 569/76, the subsidy is granted for a production figure obtained by applying to the areas sown and harvested an indicative yield, which may be differentiated, taking into account the characteristics of the flax produced and the yield ascertained in the major production areas in the Community ; Whereas, in order to ensure the proper functioning of the subsidy arrangements, the criteria for ascertaining the indicative yield should be determined, and provi- sion should in particular be made for the differentia- tion of such yield by reference to the characteristics of the different types of flax and the conditions in which they are produced ; Whereas, in view of the geographical distribution of fibre flax and seed flax production in the Community, provisions should be made for determining one or more homogeneous production zones in respect of each of those two types of flax; Whereas, in order to ensure the correct functioning of the subsidy arrangements, provision should be made for certain additional information to be supplied in the harvest declaration ; Whereas in these circumstances Regulation (EEC) No 1799/76 must be supplemented accordingly ; Whereas the Management Committee for Oils and Fats has not delivered an opinion within the time limit set by its Chairman, (1) OJ No L 67, 15. 3. 1976, p. 29. (2) O] No L 201, 27. 7. 1976, p. 14. HAS ADOPTED THIS REGULATION : Article 1 An Article 2a as follows is inserted in Regulation (EEC) No 1799/76 : ‘Article 2a 1.  For the purposes of this Regulation, “indica- tive yield” means the yield of flax seed fixed during a particular marketing year, in respect of one or more homogeneous production zones. 2. In fixing that yield, account shall be taken, in respect of each type of flax referred to in Article 7a and 10a, of the yields which are representative of the general trend revealed by sampling carried out by the producer Member States. The sampling shall be made, in respect of each of those types of flax, on a representative percentage of the areas under flax, having regard to the geogra- phical distribution of those areas. 3.  One or more homogeneous production zones shall be established each year after the fibre flax and seed flax harvest by reference to the factors influencing production conditions, and on the basis in particular of those regions which are repre- sentative as regards the area harvested in respect of each crop.’ Article 2 In Chapter III of Regulation (EEC) No 1799/76, an Article 7a as follows is inserted : ‘Article 7a For seed flax there shall be fixed each year an indi- cative yield in respect of each of the areas referred to in Article 2a’ Article 3 In Chapter IV of Regulation (EEC) No 1799/76, an Article 10a as follows is inserted :