being tax resident doesn’t mean you are paying tax at all (but it could). The tax treaties prevent dual taxation. And the only ‘exemption’ is for LTR visa holders.
absolutely correct. But some agents tend to package it simply as a 15 month ‘visa’. Which to a first timer, is exactly what they perceive. And want. All understandable
I’m not assuming anything. I’m going with what you wrote. And I’m also a Bangkok bank customer. So maybe a better explanation of the problem would help