29It must also be stated that, from the perspective of the single market, and in order to permit the achievement of its objectives, Article 56 TFEU precludes the application of any national rules which have the effect of making the provision of services, within the meaning of Article 57 TFEU, between Member States more difficult than the provision of services purely within one Member State (see Commission v Denmark, paragraph 38, and Case C‑383/10 Commission v Belgium [2013] ECR, paragraph 42).
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