>USA and Eritrea are unique in that they will tax your worldwide income even if you no longer live in those countries (are non-resident.) No other countries in

>USA and Eritrea are unique in that they will tax your worldwide income even if you no longer live in those countries (are non-resident.) No other countries in the world have the brass balls to do that. But to be fair there is a rather large exemption, around US$ 100,000 per year, the nuisance is that you have to file some tax forms anyway: https://www.irs.gov/individuals/international-taxpayers/us-citizens-and-resident-aliens-abroad-filing-requirements https://www.irs.gov/individuals/international-taxpayers/us-c... https://www.americansabroad.org/us-taxes-abroad-for-dummies-update/ https://www.americansabroad.org/us-taxes-abroad-for-dummies-... >The Foreign Earned Income Exclusion (FEIE, using IRS Form 2555) allows you to exclude a certain amount of your EARNED income from US tax. For tax year 2016 (filing in 2017) this exclusion was $101,300.