Costa Rica ratified the WIPO Copyright Treaty and the WIPO Performances and Phonograms Treaty on November 29, 2000.As a member of the WTO,  Costa Rica is also a party to the TRIPS Agreement.  Costa Rica notified certain derogations under the WPPT, see:  http://www.wipo.int/treaties/en/notifications/wppt/treaty_wppt_76.htmlCosta Rica is a party to the Berne Convention and the Paris Act since June 10, 1978. 