• Regulation (EU) 2024/1183 of the European Parliament and of the Council of 11 April 2024 amending Regulation (EU) No 910/2014 as regards establishing the European Digital Identity Framework
• Regulation (EU) No 910/2014 of the European Parliament and of the Council of 23 July 2014 on electronic identification and trust services for electronic transactions in the internal market and repealing Directive 1999/93/EC
• Electronic document and electronic trust services act
• Ordinance on liability and ceasing the activity of trust services providers – available in Bulgarian language only
• List of Implementing regulations according Regulation (EU) No 910/2014 and Regulation (EU) 2024/1183 
• Standards for trust services area