COVID-19 Information Last updated:  03/06/2023 The CDC’s Order requiring proof of vaccination for non-U.S. citizen nonimmigrants to travel to the United States is still in effect.  For more information see Requirement for Proof of COVID-19 Vaccination for Air Passengers . Check the CDC website for additional information and  Frequently Asked Questions . The Liberian Ministry of Health updated its Traveler’s Protocol dated 20 July 2022. Effective immediately, no COVID …