Act 690 Copyright Act, 2005 equipment used andwhich is (i) automatically deleted; and (ii) incapable of beingretrievedfor anyother purpose than" those referred to in thissubsection. Reproduction and adaptation ofcomputer PJ."Ograms 20. (1) The reproduction, in a singlecopy,or the adaptation of a computer program by the lawful owner of a copy of that computer program is not an infringement ofcopyright if thereproduction or adaptation isnecessary for (a) the useof thecomputer program witha computer forthe purpose andextentforwhich thecomputer program hasbeenobtained; or (b) archival purpose andforthereplacement ofthelawfullyownedcopy of the computerprogram in the event that the said copy of the computer program is lost,destroyed or rendered unusable. (2) A reproduction or an adaptation of a computerprogramshallnot be used foranyotherpurpose than those specified insubsection (1)anda reproduction oradaptation shall bedestroyed when thecontinued possession ofthereproduction oradaptation becomes unlawful. Permitted use ofprotected copyright work byHbrary and archive 21. (1) Alibrary andarchive withactivities thatarenotfor gainmay, without theauthorisation oftheauthor or otherownerof copyright, make a single copyof theworkbyreprographic reproduction. (2) A reprographic reproductionupder subsection (1)maybe made when the workreproduced is a published article, othershort workor shortextractof a work and where the purpose of the reproduction is to satisfythe requestof an individual. (3) Thelibrary orarchive shall under subsection (1) ascertain thatthe copy is to be used solelyfor the purpose of study, scholarship or privateresearch. (4) The actofreproduction undersubsection (1)shall be an isolated case which shall occuronseparate andunrelated occasions andshalloccur where (a) thereis nocollective licence l:I,vailable underwhichcopiescan be made,or . (b) thecopyis made in order to preserve or replace acopywhich has been lost,destroyedorrendetedunusablein the pennanentcoUection of similarlibraryor archiveif it is impossible to obtainthecopy under reasonable conditions. (5) Where a library or, archive requires morethana single copyofa work byreprographic reproduction, the permission for this shall be obtained fromthe author, otherownerofcopyright orfromanappropriate collective administration society authorised bythepublisher. 12