> US would then report financial activities of non-Americans to their home tax authorities. The answer was "lol, no, that would be too much effort". I know for

> US would then report financial activities of non-Americans to their home tax authorities. The answer was "lol, no, that would be too much effort". I know for a fact that the US reports financial information about non-US residents to their home countries. People get into trouble with Indian tax authorities all the time because they neglected reporting their US income and/or holdings.