COVID-19 Information Last updated:  02/15/2023 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 . Entry and Exit Requirements Are there COVID-related entry requirements for U.S. citizens? No Is a negative COVID-19 …