52However, in the absence of EU rules on the matter, it is, in accordance with the principle of procedural autonomy, for the national legal order of each Member State to establish procedural rules for the remedies, on condition, however, that those rules are not – in situations governed by EU law – less favourable than in similar situations governed by national law (principle of equivalence) and that they do not make it impossible in practice or excessively difficult to exercise the rights conferred by EU law (principle of effectiveness) (see, to that effect, judgment of 21 December 2021, Randstad Italia, C‑497/20, EU:C:2021:1037, paragraph 58).
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