In application of Article 31 of the aforementioned Law No. 78-17 of 6 January 1978, a decree in the Council of State, issued after consultation with the National Commission for Information Technology and Civil Liberties, shall set the terms and conditions for the application of this section. It shall specify how long the recorded data is to be kept, the procedures for authorising the persons mentioned in 1° and 3° of Article 230-16 as well as, where applicable, the conditions under which interested parties may exercise their right of access and challenge decisions taken by the public prosecutor or magistrate referred to in Article 230-9.