(c) in the case of the work published anonymously or under a pseudonym, until the expiration of fifty years from the date on which such work was first lawfully published: Provided that where, before the expiration of such period, the author's identity is known or is no longer in doubt, protection shall be for the duration specified in paragraph (a) or (b), as the case may be; or (d) in the case of any audio-visual work, until the expiration of fifty years from the date on which such work is created or, if the work is made available to the public during such period with the consent of the author, for fifty years from the date of its first communication to the public; or (e) subject to paragraphs (f) and (g), in the case of a work owned by the Government or any body corporate, for fifty years commencing from the date on which the work was first made available to the public; (f) in the case of computer programs, for ten years calculated from either the date when the program is first used or the date when the computer software is first sold, leased or licensed; and (g) in the case of photographic work or a work of applied art, until the expiration of twenty-five years from the date on which the work was first published or made. (2) Every period specified in subsection (1) shall run to the end of the calendar year in which it would otherwise expire. PART IV TRANSFER OF RIGHTS AND COMPULSORY LICENCES DIVISION I TRANSFER OF COPYRIGHT Transferability of copyright 14. (1) Except as limited or restricted by this Act, any right protected by copyright under this Act shall be transferable and may be so transferred by assignment, testamentary disposition or by operation of law. 18