17. It shall be permissible to preserve works created by radio and television production establishments operating in the Tunisian Republic, using their own means and for their own broadcasts, in accordance with an authorization given by the authors themselves. However, such establishments may not exploit the works concerned beyond a period of one year unless they obtain a new authorization from the authors or from the Copyright Protection Agency and, in such case, in the absence of a contract for the benefit of a radio or television establishment for the right to exploit the work. A copy of recordings of a cultural nature, made by radio or television, shall be kept in the official archives designated to that end by the Minister responsible for culture. A list of the types of recordings that shall be kept shall be drawn up by decision of the Ministry responsible for culture. 18. Copyright shall subsist for the lifetime of the author and for 50 Gregorian years counted from January 1 of the year following the author’s death or of the date determined in a finding of presumed death in the event of absence or disappearance. In the case of works of joint authorship, the date of the death of the last surviving author or of the date determined in a finding of presumed death in the event of absence or disappearance alone is taken into consideration for calculating the duration. In the case of anonymous or pseudonymous works, copyright shall subsist for 50 years as from the date on which the work has been lawfully made available to the public. Where a pseudonym does not hide the identity of the author, the term of protection shall remain as provided in the first paragraph of this Article. Where the author of an anonymous or pseudonymous work reveals his true identity during the above-mentioned period, the term of protection shall be that provided in the first paragraph of this Article. 19. In the case of photographic works, copyright shall only subsist for 25 Gregorian years as from the year during which the work was made. 20. The authors of dramatic, dramatico-musical and musical works shall enjoy the exclusive right to authorize: (1) the public performance and execution of their works, including public performance and execution by all means and processes; (2) public transmission by all means of the performance or execution of their works. The authors of dramatic and dramatico-musical works shall enjoy the same rights in respect of the translation of their works during the whole term of their rights in the original work. 21. The authors of literary works shall enjoy the exclusive right to authorize the public recitation of their works, including public recitation by all means or processes and public transmission by all means of the recitation of their works. The same shall apply to the translation of their works. page 5/12