The borders of Australia could reopen to international visitors this December. But the reopening will be done in a slow and steady approach, and may start with visitors coming only from countries with low-risk of the Covid-19 cases. While the actual requirements have not been laid out yet, it is expected that visitors will be required to present a traveler’s insurance and  pay for stays at government-approved quarantine hotel.

Travellers wishing to enter Ireland are no longer required to follow the mandatory hotel quarantine requirements regardless of which country they came from. Such measure has already been lifted by the Irish government. However, unvaccinated travelers coming from outside the European Union and European Economic Area are still required to undergo testing and quarantine. 

Travelers coming from France, the Netherlands, Portugal, Uruguay, and Spain will no longer need to undergo double testing and quarantine when entering Cyprus. These countries have now been removed from the red category. However, arrivals from these countries are still required to provide a negative result of a PCR test performed 72 hours before arrival. 

Travelers from the United States and Egypt will have to undergo the mandatory testing requirement when entering Greece. On the other hand, travelers from India can now enter the country with no need to present a negative Covid-19 test result upon arrival. The other countries whose citizens are required to present a negative test upon arrival in Greece include Brazil, Argentina, China, Morocco, Russia, and Turkey. 

Slovakia is the latest country to have been added to Lithuania's list of "high-risk countries". Starting on September 27, 2021, travelers coming from Slovakia will only be allowed entry if they can show proof of having fully vaccinated or have recently recovered from the virus. On the other hand, the Czech Republic has been moved to the yellow list, which means travelers coming from this country will have to undergo double testing when entering Lithuania. 

Starting on September 27, 2021, travelers coming from Armenia, Albania, Azerbaijan, Brunei, Serbia, and Japan will have to face new entry restrictions when entering Switzerland. These countries have been dropped from the list of safe countries and are now considered "high-risk" areas. As such, they can only enter the country as tourists if they can show proof of vaccination.

Travelers can now enter Norway without having to follow strict entry rules as the country eased many of its Covid-19 preventive measures. According to Norwegian authorities, they will start to implement this on September 25, 2021, starting with travellers coming from the European Economic Area, Schengen Zone, the United Kingdom, and Switzerland.

Travelers coming from very high-risk countries will no longer need to go into quarantine when entering the Netherlands.  This came into effect on September 22, 2021. However, this only applies to vaccinated travelers and they will still be required to present a negative Covid-19 test result. Meanwhile, all unvaccinated travelers will have to undergo a five-day quarantine upon arrival.

Starting on October 1, 2021, travelers entering the Vatican will be required to present COVID-19 Passports. This document confirms that the traveler has been fully vaccinated or recovered against the Coronavirus disease. However, authorities clarified that persons participating in liturgical celebrations will be exempted from the rule.