These are the current rules for entering Argentina (updated 03/22):
1. Tourists from all over the world are allowed to enter the country and do not have to quarantine if they are fully vaccinated.
2. In all cases, tourists have to do a PCR test 72 hours before arrival when they arrive from a non-neighboring country by plane. No PCR test is require upon arrival.
3. All travelers need a travel insurance that covers Covid.
4. All travelers have to fill in a declaration to the immigration authorities: https://ddjj.migraciones.gob.ar/app/home.php
More information on our Covid protocol at the school here: https://bit.ly/3jKeQKR