(a) any prices fixed by the Commission under Chapter 5 of Title 111 shall apply to purchases by Community undertakings: Member States shall cooperate with the Commission in ensuring that sellers comply with the decisions taken:
(a) na praghsanna a shocróidh an Coimisiún, faoi Chaibidil 5 de Theideal III, bainfidh siad lena cheannach ag gnóthais sa Chomhphobal; comhoibreoidh na Ballstáit leis an gCoimisiún ag féachaint chuige go bhfuil díoltóirí ag comhlíonadh na gcinntí a glacadh;