The travel requirements for the US have changed. Customers starting their journey or transiting through the People’s Republic of China, Hong Kong or Macau will require a negative COVID-19 certificate. Please check all the changes to the travel requirement on https://www.emirates.com/english/help/covid-19/ .All non-US citizens starting their journey from other destinations must complete the online attestation form on https://airport.emirates.com/ekcdc , which will be available 48 hours before departure. Arrive at the airport early to present your documents at check-in