With regard to enforcement which as such is a matter for the Member States, the CJEU has stated that the application of national rules for enforcement should not prejudice the useful effect of the Regulation 11.
Kar zadeva izvrševanje, za kar so sicer pristojne države članice, je Sodišče navedlo, da uporaba nacionalnih pravil za izvrševanje ne bi smela vplivati na učinkovitost Uredbe 11.