Originally Posted by Always Flyin

Went through today. No TM6 handed out on the airplane nor was any required at immigration.
Vaccination status was checked at check-in at SGN, but not in BKK.
Only had to provide my passport and boarding pass at Thai immigration.

N.B. The normal Fast Track immigration entrance between the two normal immigration halls is closed. They have a separate area in the main immigration areas for crew and Fast Track.