26According to settled case-law, in the absence of harmonisation of such rules under EU law, it is for the national legal order of each Member State to establish them in accordance with the principle of procedural autonomy provided, however, that those rules are not less favourable than those governing similar domestic situations (principle of equivalence) and that they do not make it excessively difficult or impossible in practice to exercise the rights conferred by EU law (principle of effectiveness) (judgment of 15 October 2015, Nike European Operations Netherlands, C‑310/14, EU:C:2015:690, paragraph 28 and the case-law cited).
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