60In that regard, it should also be borne in mind that, while it falls to the bodies concerned, such as the organisers of championships or sports associations, to lay down appropriate rules in order to ensure the proper functioning of competitions (judgment of 11 April 2000, Deliège, C‑51/96 and C‑191/97, EU:C:2000:199, paragraph 67), those rules may not go beyond what is necessary for achieving the aim pursued (judgment of 13 April 2000, Lehtonen and Castors Braine, C‑176/96, EU:C:2000:201, paragraph 56).
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