Update 2021-10-11: According to media reports on Monday (11 October), the general quarantine requirement for travellers fully vaccinated against COVID-19 from countries of origin with low COVID-19 risk will be lifted starting 01 November. Currently, Thai authorities classify Germany, the United Kingdom, the United States, Singapore, and China, and five other countries as low COVID-19-risk countries of origin. Furthermore, travellers from these countries require a negative COVID-19 PCR test upon arrival, and an additional test must be performed upon arrival.