38As regards the extent of that obligation, it follows from settled case-law, beginning with the judgment in Cilfit and Others (283/81, EU:C:1982:335), that a court or tribunal against whose decisions there is no judicial remedy under national law is obliged, where a question of EU law is raised before it, to comply with its obligation to bring the matter before the Court of Justice, unless it has established that the question raised is irrelevant or that the provision of EU law concerned has already been interpreted by the Court or that the correct application of EU law is so obvious as to leave no scope for any reasonable doubt.
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