29In that regard, the Court has repeatedly stated that it is for the national courts to draw all the necessary conclusions of the infringement of Article 88(3) EC in accordance with their national law, with regard to both the validity of the acts giving effect to the aid and the recovery of financial support granted in breach of that provision (van Calster and Others, paragraph 64; Case C-71/04Xunta de Galicia [2005] ECR I-7419, paragraph 49; and CELF and Ministre de la Culture et de la Communication, paragraph 41).