COPYRIGHT - MARCH 1992 Public domain Article 23. (1) -0n expiryofthe ·term·ofprotec­ tion for copyright, a literary, artistic or scientific work may be freely used; it shall be compulsory to mention the name of its author, the integrity of the work must be respected and the State Secretariat for Culture must require the payment, for any use of the work forlucrative purposes, of an amount to be devoted to the promotion and development of culture. (2) The moral-rights in works in the public do­ main shall be exercised by the State Secretariat for Culture. CHAPTER V Work Utilization Contracts LAWS AND"TREATIES (3) Where remuneration consists in a percen­ tage levied on the..price ()L~ach COpy sold, .the.pub­ lisher must furnish his accounts to the author each quarter at least unless the contract stipulates a dif­ fering period. (4) The authorization to reproduce a literary, artistic or scientific work by a mechanical process shall not imply the right to perform it in public or by means of any mechanical process. Performancecon"ac~ Article 26. By .means . of . a public performance contract, the author authorizes the public perfor­ mance of his dramatic, dramatico-musical or cho­ reographic work or the public performance of his musical or literary and musical work; such authori­ zationshall be deemed' to .exclude" sound or visual broadcasting, recording on cinematographic film or any other form ofreproduction of the performance comprising the work. General provisions Article 24. Contracts by which an author autho­ rizes another person to use his work must compul­ sorily be in writing and must designate the con­ tracting parties, give the title of the work, state the rights assigned, the modes of use authorized, the duration of the assignment, the form and the amount of the corresponding remuneration and the conditions of payment. Publishing contracts Article 25. (1) By means of a publishing con­ tract, the author of a work authorizes the publisher to reproduce that work by a graphical or mechani­ cal process and place it on sale; where not other­ wise agreed, it shall be assumed that the authoriza­ tion concerns only one edition and that the pub­ lisher undertakes to carry out its publication and diffusion. (2) The contract shall state, in addition to the elements given in Article 24, the time limits laid down for submitting the work, the date on which publication of the work will begin and the date on which publication will be completed, the number of copies, the price of each copy-if remuneration consists of a percentage levied on that price­ together with the right of the author to check the proofs, and must also be supplemented by the other required clauses, particularly as regards the condi­ tions for termination. AO Cinematographic utilization contracts Article 27. By means of a cinematographic con­ tract, the producer acquires the right to lise a liter­ ary, artistic or scientific work in a film, to distrib­ ute and project such film, and. undertakes to re­ munerate the authors of the film, including the director. Sound or visual broadcasting contracts Article 28. (1) The authorization afforded to transmit a work by sound or visual broadcasting shall not imply the right to record that work nor to communicate it in any public place by means of loudspeakers or by any other means serving to dif­ fuse signs, sounds or images; such right shall re­ quire a special authorization and may give rise to additional remuneration and is of an exclusive na­ ture for broadcasts made from the Angolan na­ tional territory. (2) Notwithstanding the provisions of the above paragraph, the ephemeral recording of sound or audiovisual works whose broadcasting has been au­ thorized shall be lawful; where they are not of an exceptional documentary nature, such recording must be destroyed within one year, unless a longer period has been laid down by common accord with the author. Such recordings may not be transferred to others on any grounds, whether gratuitously or for payment. ANGOLA - Text 1-01, page 5