He also instructed relevant agencies to ensure all measures are strictly adhered to, especially during New Year countdown events.
This was after the Centre for Covid-19 Situation Administration (CCSA) announced on Tuesday that it was suspending the Test & Go scheme for arrivals.
Anutin also warned people to be extra cautious, especially since 97 more cases are awaiting test results for Omicron.
The Nonthaburi Provincial Public Health Office also said on Tuesday that 25 of the 31 individuals who returned from Saudi Arabia on December 15 tested positive for Omicron.