The Republic of Costa Rica has acceded to the International Convention on the simplification and harmonization of Customs procedures done at Kyoto on 18 May 1973 and amended on 26 June 1999, widely known as the Revised Kyoto Convention (RKC), thereby becoming its 140th Contracting Party.

The Instrument of Accession of the Republic of Costa Rica was deposited with the Secretary General of the WCO on 23 October 2025, by Her Excellency, Eliana María Villalobos Cárdenas, the Ambassador of the Embassy of the Republic of Costa Rica to the Kingdom of Belgium.

The Republic of Costa Rica becomes the 12th WCO Member out of 33 in the South America, North America, Central America and the Caribbean region to accede to the Convention, contributing to the global total of 140 Contracting Parties out of the 187 WCO Members.

The WCO will continue to support the Republic of Costa Rica in the effective implementation of the RKC, for the benefit of its Customs administration, trade community, and society at large.