31As the Court has held on numerous occasions, it follows, inter alia, that EU legislation must be certain and its application foreseeable by those who are subject to it. That requirement of legal certainty must be observed all the more strictly in the case of rules liable to entail financial consequences, in order that those concerned may know precisely the extent of the obligations which those rules impose on them (judgment in Ireland v Commission, 325/85, EU:C:1987:546, paragraph 18).
Source: EUR-Lex, © European Union, 1998-2026. Reuse authorised under Decision 2011/833/EU.