regul eec council octob aid product trade potato starch potato starch manufactur council european commun regard treati establish european econom commun articl thereof regard propos commiss regard opinion european parliament system product refund grant respect potato starch govern council regul eec octob common organ market cereal oper system price levi respect potato starch requir provis treati aid assess action incompat common market extend aid grant product trade potato starch manufactur prejudic provis made common organ market potato adopt regul articl system levi potato starch appli articl treati appli product trade potato starch manufactur articl council regul aid product trade potato starch potato starch manufactur amend regul eec repeal refer regul repeal paragraph constru refer regul articl regul enter forc novemb regul bind entireti directli applic member state luxembourg octob council presid marcora opinion deliv octob publish offici journal page offici journal oj oj