In accordance with the case law of the Court of Justice of the European Union, the judicial review of compliance with the principle of subsidiarity requires a determination of whether the Union legislature was entitled to consider, on the basis of a detailed statement, that the objective of the proposed action could be better achieved at Union level.
U skladu sa sudskom praksom Suda Europske unije sudski nadzor poštovanja načela supsidijarnosti uključuje provjeru je li Unijin zakonodavac na temelju detaljnih dokaza mogao smatrati da se cilj koji se nastoji ostvariti dotičnom aktivnošću mogao bolje postići na razini Unije.