These Regulations implement Article 6 of the Regulation (EU) 2015/2120 of the European Parliament and of the Council of 25th November 2015 laying down measures concerning open internet access and amending Directive 2002/22/EC on universal service and users' rights relating to electronic communications networks and services and Regulation (EU) No 531/2012 on roaming on public mobile communications networks within the Union (“the Telecoms Single Market Regulation”) (OJ No L310/1, 26.11.2015) (OJ No 321/32, 17.12.2018, p) on retail charges for regulated intra-EU communications and amending Regulation (EU) 2015/2120 of the European Parliament and of the Council of 25 November 2015 (“the Telecoms Single Market Regulation”) (OJ No L310/1, 26.11.2015).