Originally Posted by tedhl
assuming on the BKK-ChiangMai flight there's both passengers connecting from TG and from other airlines at BKK...then when people get off in ChiangMai, how do they tell if you have cleared immigration/customs or not yet (i.e. you connect from TG or another airline) ?
People who are to clear immigration at CNX will get a bright orange sticker that says CIQ on it. That is what the TG staff will tell you to wear when you board and get off the domestic flight.
If you don't clear immgration, you're just going to have problems leaving the country.