The requirement effect on trade which member states of jurisdiction requirement, it is jurisdictionable because it is the first task that the commissioner of the court should undertake when considering  quote from wind surfing get in constant and  the concept and agreement which may effect trade is intended to define in the law governing cartels the boundary between the areas, respectively covered by community law and national law, it is not necessary law for the competition effected by the alleged restriction and the trade which is effected between members of states to be the same, an example in the defendants list of authorities it's in the principal  and in that case the restriction of competition arose in relation to a product possible spirits which was itself used to manufacture other products namely cognac, it was argued that the  that since there was no trade between members of state and possible spirits there could be no effect upon trade between member of states and so  twenty five could not apply, the court accepted that factual premise, there is no trade between member of state and import of spirits, but rejected the legal conclusion, they concluded that is was necessary for there to be an effect upon trade in the market where the restrictions occurred, they was trading another product which was related to possible spirits, and of course stated, it must be observed in that respect that any agreement who's object to effect is to a strict competition by fixing minimum prices for an intermediate product is capable of effecting intro community trade, even if there is no trading in that intermediate product between members of state, that the product constitutes the raw material of another project marketing elsewhere 