Effective 12:01AM EST on June 12, 2022, the US Centers for Disease Control (CDC) is no longer requiring persons traveling to the United States by international air flight to present a negative COVID-19 viral test or documentation of recovery from COVID-19 before they board their flight to the US. However, please note that persons traveling to the US on most nonimmigrant visas are still required to show proof of full vaccination against COVID-19 when traveling to the US.