Foreign nationals eligible to enter based on these guidelines must apply for a permit earlier than traveling and are required to quarantine for 14 days after arrival except they come from a small group of choose countries. PCR or serological checks, nevertheless, will permit entrants to shorten their period of isolation. Foreign tourist arrivals in Indonesia dropped 15.08 percent year-on-year to 126.5 thousand in September 2021, amid the prolonged influence of the COVID-19 pandemic.