OBS_VALUE: <ul><li><a href=http://eur-lex.europa.eu/LexUriServ/LexUriServ.do?uri=OJ:L:2012:172:0010:0035:EN:PDF target=_blank>EU Regulation 531/2012(EU Regulation 531/2012 of 13 June 2012 on roaming on public mobile communications networks within the Union, OJ L 172/10, 30.6.2012, last amended 25.10.2015)</a></li><li><a href=http://eur-lex.europa.eu/legal-content/EN/TXT/PDF/?uri=CELEX:32015R2120&from=en target=_blank>EU Regulation 2015/2120(EU Regulation 2015/2120 of 25 November 2015 laying down measures concerning open internet access and amending […] Regulation (EU) No 531/2012 on roaming on public mobile communications networks withinthe Union, OJ L. 310/1, 26.11.2015)</a></li><li><a href=http://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX%3A32016R2286 target=_blank>Commission Implementing Regulation (EU) 2016/2286( Commission Implementing Regulation (EU) 2016/2286 of 15 December 2016 laying down detailed rules on the application of fair use policy and on the methodology for assessing the sustainability of the abolition of retail roaming surcharges and on the application to be submitted by a roaming provider for the purposes of that assessment, OJ L 344, 17.12.2016, p. 46–62, 15 December 2016)</a></li></ul>