25It is settled case‑law that, in the absence of provisions of EU law on the matter, it is for the domestic legal system of each Member State to lay down the detailed procedural rules governing actions for safeguarding rights which individuals derive from EU law, provided that those rules observe the principles of equivalence and effectiveness (see, to that effect, Case C-429/09 Fuß [2010] ECR I-12167, paragraph 72).
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