<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-2-terminering-av-tale-i-mobilnett target=_blank>Decision by the regulator for markets for termination in mobile network, market 2(Marked 2 Terminering av tale i mobilnett, 27.11.2017)</a></li></ul>