As the legislation in question does not provide a basis for full harmonisation and as Directives allow the Member States a certain degree of discretion as to how to ensure their implementation, there are accordingly many differences between Member States in the approaches they have taken to implementation.
Attiecīgie tiesību akti nenodrošina pilnīgas saskaņošanas bāzi, turklāt direktīvās dalībvalstīm ir dota zināma rīcības brīvība attiecībā uz to īstenošanu, tādēļ dalībvalstu pieejas attiecībā uz minēto direktīvu īstenošanu ir ļoti atšķirīgas.