If traveling from a country any part of which is infected and > 1 year of age.
Required also for travelers arriving from or transiting:
Africa: Angola, Benin, Burkina Faso, Burundi, Cameroon, Central African Republic, Chad, Congo, Côte d'Ivoire, Democratic Republic of Congo, Equatorial Guinea, Ethiopia, Gabon, The Gambia, Ghana, Guinea, Guinea Bissau, Kenya, Liberia, Mali, Niger, Nigeria, Rwanda, São Tomé and Principe, Senegal, Sierra Leone, Somalia, Sudan (south of 15º N), Tanzania, Togo, Uganda, and Zambia.
Americas: Belize, Bolivia, Brazil, Colombia, Costa Rica, Ecuador, French Guiana, Guyana, Panama, Peru, Suriname, and Venezuela.
Caribbean: Trinidad and Tobago.
Air passengers in transit but coming from these countries or areas without a certificate will be detained in the precincts of the airport until they resume their journey. All travelers arriving from Sudan are required to possess a vaccination certificate or location certificate issued by a Sudanese official center stating that they have not been in Sudan south of latitude 15º N within the preceding 6 days.