This is also in line with the principles of subsidiarity and proportionality, which foresee that action at EU level will take place only when objectives can be better achieved at Union level and that such action will not exceed what is necessary to achieve the objectives of the Treaties.
Tai atitinka ir subsidiarumo bei proporcingumo principus, pagal kuriuos ES lygmens veiksmų galima imtis tik tuomet, jei tikslų geriau siekti Sąjungos lygmeniu ir jei tie veiksmai neviršija to, kas būtina siekiant Sutarčių tikslų.