35The concept of ‘implementing Union law’, within the meaning of Article 51(1) of the Charter, presupposes a degree of connection between an act of EU law and the national measure in question, above and beyond the matters covered being closely related or one of those matters having an indirect impact on the other (see, to that effect, judgments of 6 March 2014, Siragusa, C‑206/13, EU:C:2014:126, paragraph 24, and of 29 July 2024, protectus, C‑185/23, EU:C:2024:657, paragraph 42).