The Govt. of Costa Rica mandates documentation of this "shot" in order to enter/re-enter CR AFTER you have been in Columbia and certain other countries:
ANNOUNCEMENTS
Yellow Fever Vaccination Requirement to Enter Costa Rica
The Costa Rican government instituted a requirement that starting on November 1st, 2007, persons traveling to Costa Rica from certain countries in South America and Sub-Sahara Africa must have an International Certificate of Vaccination against Yellow Fever. Those affected countries are: Angola, Benin, Burkina Faso, Cameroon, Democratic Republic of Congo, Gabon, Gambia, Ghana, Guinea, Liberia, Nigeria, Sierra Leone, Sudan, Bolivia, Brazil, Colombia, Ecuador, Peru, French Guiana and Venezuela.
http://www.costarica-embassy.org/It's their country; their laws....May I suggest a nice "side" trip to Benin? I expect you can purchase a piece of trim there at a BARGAIN rate!! Let's not leave out Gambia or even better Angola!! Man, those chicas in that part of the world are stunning.....simply stunning....!!!!
Richards wrote:
Since when has yellow fever shots been required to enter Costa Rica? The state department said these shots are only needed if you are going to be in the Lemon area where yellow fever is a problem. Leaving for Costa Rica on saturday, do not have this shot.