Official General Directorate of Migration and Foreign Affairs site covering visa and entry requirements

Third-party but detailed news coverage of the currently suspended overstay fine, used since a single dedicated Migracion fine status page was not confirmed, disclosed here rather than treated as an ordinary primary source

Official Costa Rica Tourism Board page covering entry and customs requirements including the USD 10,000 cash declaration

Official Ministry of Foreign Affairs and Worship site, including Costa Rica's embassies and consulates abroad