law 633 of 22/4/1941 in the wake of additions and modifications brought by law 248 of 18/8/2000 and by DPM n.338 of 11/07/2001 needs attach of SIAE marks on all AUDIO CDs, while on CD ROMs them are some cases of exemption. For informations it's possible to download complete text of law 248/2000, or to consult directly SIAE site. European Community also provides official text of new law about Copyright. European Parliament provided text of new directive, 2000/29, about harmonyzation of some points of view of copyright and rights connected to the information society.