72Since that obligation does not stem from EU law and falls within the discretion of the Member States, it is for the referring court, in accordance with the case-law referred to in paragraphs 61, 63 and 64 of the present judgment, to determine whether such a requirement is consistent with the objectives pursued by the EU legislation concerned, as well as with the general principles of EU law, in particular the principle of proportionality.
Source: EUR-Lex, © European Union, 1998-2026. Reuse authorised under Decision 2011/833/EU.