Analysis of information sources in references of the Wikipedia article "Vaccination requirements for international travel" in English language version.
Though no country has announced a mandatory vaccination requirement yet, it's 'very possible' that some will once vaccinations become freely available, said Sharona Hoffman, co-director of the Law-Medicine Center at Case Western Reserve University School of Law. I would guess that New Zealand might be a country that would require proof of vaccination for travel purposes, she said, citing the country's rigid travel ban and low Covid-19 infection rate. Hoffman said countries will have to balance the need for tourist income with the inherent coronavirus risks that travellers bring with them.
With the COVID-19 vaccine rollout gearing up across the globe, expectations are rising for the restart of international travel. And so that travellers can move safely from one country to another without spreading the virus, Japan and other nations are looking to introduce a system of vaccine passports. On Tuesday, the European Commission proposed a Digital Green Certificate system that will show if a person has been vaccinated against COVID-19, received a negative test result or recovered from COVID-19. The U.S. and the U.K. are also looking into similar systems.
He said scientists had become 'terribly worried' about the variant's ability to evade immunity from previous infection or vaccination. 'Studies like this confirm our sense that the vaccine gives such massive protective headroom that even with some loss of immunity, you're still safe,' he said.