OBS_VALUE: Switzerland implemented the relevant international law on copyrights. For more information, please consult https://www.admin.ch/opc/fr/classified-compilation/0.23.html#0.23Switzerland is a party to the Berne Convention since December 5, 1887 and the Paris Act since September 25, 1993. Switzerland ratified the WIPO Copyright Treaty and the WIPO Performances and Phonograms Treaty on March 31, 2008.As a member of the WTO, Switzerland is also a party to the TRIPS Agreement.  Switzerland notified certain derogations under the WPPT, see:  http://www.wipo.int/treaties/en/notifications/wppt/treaty_wppt_69.html