Following their accession to the European Union, the Czech Republic, Estonia, Cyprus, Latvia, Lithuania, Hungary, Poland, Slovenia and Slovakia have deposited their instruments of accession to the Convention.
De Tsjechische Republiek, Estland, Cyprus, Letland, Litouwen, Hongarije, Polen, Slovenië en Slowakije hebben na hun toetreding tot de Europese Unie hun akten van toetreding tot de Overeenkomst.