- The Constitution of the Republic of Latvia (15.02.1922.) The State of Latvia, proclaimed on 18 November 1918, has been established by uniting historical Latvian lands and on the basis of the unwavering will of the Latvian nation to have its own State and its inalienable right of self-determination in order to guarantee the existence and development of the Latvian nation, its language and culture throughout the centuries, to ensure freedom and promote welfare of the people of Latvia and each individual.
- Directive (EU) 2018/1808 of the European Parliament and of the Council (14.11.2018.), on the coordination of certain provisions laid down by law, regulation or administrative action in Member States concerning the provision of audiovisual media services (Audiovisual Media Services Directive) in view of changing market realities
- Directive 2010/13/EU of the European Parliament and of the Council (03.10.2010), on the coordination of certain provisions laid down by law, regulation or administrative action in Member States concerning the provision of audiovisual media services (Audiovisual Media Services Directive)
- European Convention on Transfrontier Television. Date of document: 29.05.1998
- Council Directive 93/83/EEC (27.09.1993.) on the coordination of certain rules concerning copyright and rights related to copyright applicable to satellite broadcasting and cable retransmission
- Electronic Mass Media Law
- Administrative Procedure Law - https://likumi.lv/ta/en/en/id/55567-administrative-procedure-law
- Law on Administrative Liability - https://likumi.lv/ta/en/en/id/303007-law-on-administrative-liability
- Pre-election Campaign Law - https://likumi.lv/ta/en/en/id/253543-pre-election-campaign-law
- On National Referendums, Legislative Initiatives and European Citizens' Initiative - https://likumi.lv/ta/en/en/id/58065-on-national-referendums-legislative-initiatives-and-european-citizens-initiative
- Law on Administrative Penalties for Offences in the Field of Administration, Public Order, and Use of the Official Language - https://likumi.lv/ta/en/en/id/314808-law-on-administrative-penalties-for-offences-in-the-field-of-administration-public-order-and-use-of-the-official-language
- Advertising Law - https://likumi.lv/ta/en/en/id/163-advertising-law
- Electronic Communications Law - https://likumi.lv/ta/id/334345-elektronisko-sakaru-likums
- Law on Submissions - https://likumi.lv/ta/en/en/id/164501-law-on-submissions
- Law on Notification - https://likumi.lv/ta/en/en/id/212499-law-on-notification
- Freedom of Information Law - https://likumi.lv/ta/en/en/id/50601-freedom-of-information-law
- Public Procurement Law - https://likumi.lv/ta/en/en/id/287760-public-procurement-law
- On Prevention of Conflict of Interest in Activities of Public Officials - https://likumi.lv/ta/en/en/id/61913-on-prevention-of-conflict-of-interest-in-activities-of-public-officials
- NEPLP developed National Strategy for the Development of the Electronic Mass Media Industry 2023-2027 - https://www.neplp.lv/lv/nacionala-strategija
- Regulations on the State Fee for the Issuance of a Broadcasting Permit and the Review of Basic Conditions, the Issuance and Re-registration of a Retransmission Permit, as well as the Supervision of the Exercise of Broadcasting Rights - https://likumi.lv/ta/id/296448-noteikumi-par-valsts-nodevu-apraides-atlaujas-izsniegsanai-un-pamatnosacijumu-parskatisanai-retranslacijas-atlaujas-izsniegsanai-un-parregistracijai-ka-ari-apraides-tiesibu-istenosanas-uzraudzibai
- etc.