The Ordinance allows 2 exceptions specially for computer program
1. Backup: A lawful user of a copy of a computer program may make a back-up copy of the program without infringing the copyright in the program if it is necessary for him to have the back-up copy for the purposes of his lawful use.
2. Decompilation of correction of errors in the program: A lawful user of a copy of a computer program may copy or adapt the program without infringing the copyright in the program if the copying or adapting is necessary for his lawful use. A lawful user of a copy of a computer program may, in particular, if it is necessary for the lawful use of the program, copy the program or adapt it for the purpose of correcting errors in it.