3 exceptions for 14 days quarantine when visiting Ko Samui for domestic visitors from Dark Red and Red zones.
Have a negative RT-PRC test less than 72 hours before arriving to Ko Samui
Complete vaccine program
RT-PCR or COVID-19 Ag Rapid test upon arrival in Samui (health officer to decide)
However, 'isolation measures' are required during the stay for example mask-wearing, social distancing, avoid crowded areas, using hand sanitizer, don't touch others.
Otherwise, visitors from the Red & Dark red zone must do a 14 days quarantine in Ko Samui.
📌DARK RED ZONE (4 Provinces):
3. Pathum Thani
4. Samut Prakarn
📌RED ZONE (16 provinces):
5. Nakorn Pathom
6. Nakorn Sri Thammarat
15. Song Khla
16. Samut Sakorn
Source: Announcement of Surat Thani No.46 dated 7 June 2021.