5. The Communications Regulatory Authority shall have the right to establish requirements for the provision and use of electronic programme guides and similar listing and navigation facilities. 6. It shall be prohibited to manufacture, keep, use, import, export, sell, lease or otherwise transfer, modify, install and maintain decoders, other equipment or software for commercial purposes enabling illegal access to protected services. The advertising of such equipment and software shall be prohibited. Persons having committed the aforementioned illm -egal actions shall be held liable in accordance with the procedure established by the law. The State Consumer Rights Protection Authority shall supervise compliance with the provisions set out in this paragraph in accordance with the procedure established by the Government. Article 26. Special measures ensuring effective competition 1. Undertakings controlled by the State or municipalities or holding exclusive or special rights, which have significant market power in a considerable part of the common market for the provision of public communications networks and public telephone services and which control a cable television network installed using exclusive or special rights held or being held in the same geographical area, may provide a cable television network only through a legal person other than the legal person used for the provision of a public communications network. 2. Providers of public communications networks and/or public electronic communications services which have also been granted special or exclusive rights for the provision of services in other economic sectors of the Republic of Lithuania or other European Union Member States shall keep separate accounts for the activities associated with the provision of electronic communications networks and/or services in accordance with the accounting separation rules and related requirements including the audit requirement and the requirement to have structural separation for the activities associated with the provision of electronic communications networks and/or services as established by the Communications Regulatory Authority. The Communications Regulatory Authority shall have the right to specify the requirements for structural separation. 3. Paragraph 2 of this Article shall not apply to undertakings the annual turnover of which in activities associated with electronic communications networks and/or services in the Republic of Lithuania is less than EUR 50 million. 44