73In addition, as the Advocate General also observed in point 48 of his Opinion, the effectiveness of EU law would be in jeopardy if the outcome of an appeal to the highest national court could have the effect of deterring a national court hearing a case governed by EU law from exercising the discretion conferred on it by Article 267 TFEU to refer to the Court of Justice questions concerning the interpretation or validity of EU law in order to enable it to decide whether or not a provision of national law was compatible with that EU law (see, to that effect, judgment of 22 June 2010, Melki and Abdeli, C‑188/10 and C‑189/10, EU:C:2010:363, paragraph 45 and the case-law cited).
Source: EUR-Lex, © European Union, 1998-2026. Reuse authorised under Decision 2011/833/EU.