Originally Posted by
MDOH
Related to this question, now that domestic security has been reorganized, does the passport check for international-domestic transfers take you to a pre-security portion of the domestic wing (meaning we would be able to access domestic lounges but still need to go through security again before heading to gates)? This could also impact OP's duty-free alcohol question, no?
that's correct
after transit immigration at BKK, you get directly into A/B wing and can access lounge: later when going to the gate, you have to pass security
duty free from overseas are ok as long as they are sealed and you keep receipt