Minister of Tourism and Sports Phiphat Ratchakitprakarn has also announced the postponement of the foreign tourist levy from April to June although the plans to attach the fee to airline fares may be in contravention of a 1944 convention pointed to by the International Air Transport Association (IATA).

https://www.thaiexaminer.com/thai-news-foreigners/2022/02/15/opposition-targets-test-and-go-entry-scheme/

James Morris reports from Bangkok.