<ul><li><a href=https://lovdata.no/dokument/NL/lov/2003-07-04-83 target=_blank>Electronic communications act(Ekomloven, LOV-2003-07-04-83, last changed by LOV-2017-05-11-26 from 01.01.2018, §4-6  )</a></li><li><a href=https://www.nkom.no/ekom-markedet/markeder/marked-3a-og-3b-lokal-og-sentral-tilgang-til-faste-aksessnett target=_blank>Decision by regulator for markets 3a and 3b(Marked 3a og 3b Lokal og sentral tilgang til faste aksessnett)</a></li></ul>