| name | image | type | Context | date effective | Language | location | date signed | Country | continent | depositary |
|---|---|---|---|---|---|---|---|---|---|---|
| American Convention on Human Rights |  | 18/07/1978 | Spanish language | San José, Costa Rica | 22/11/1969 | Costa Rica | Americas | Organization of American States | ||
| Protocolo Castro-Guizado | Spanish language | Costa Rica | Americas | |||||||
| Tratado Calvo-Herrán | Spanish language | Costa Rica | Americas | |||||||
| Tratado Castro-Valenzuela | Spanish language | Costa Rica | Americas | |||||||
| Tratado Echandi-Fernández | Spanish language | Costa Rica | Americas |