<ul><li><a href=http://eur-lex.europa.eu/legal-content/EN/TXT/?uri=uriserv:OJ.L_.2014.257.01.0073.01.ENG target=_blank>Regulation 910/2014 on electronic identification and trust services for electronic transactions in the internal market(Regulation (EU) No 910/2014 of the European Parliament and of the Council  on electronic identification and trust services for electronic transactions in the internal market and repealing Directive 1999/93/EC,OJ L 257, p. 73–114, adopted on 23 July 2014, last amended on 17 September 2014, Article 25(2))</a></li><li><a href=http://njt.hu/cgi_bin/njt_doc.cgi?docid=193173.337609#foot1 target=_blank>Act CCXXII of 2015 on electronic administration and trust services(2015. évi CCXXII. Törvény az elektronikus ügyintézés és a bizalmi szolgáltatások általános szabályairól, implemented 15 December 2015, last amended on 1 January 2018)</a></li></ul>