[ralph84]

Good luck getting a bank account anywhere except in the most remote places of the world if you left the US with unpaid taxes. Everywhere else the banks will comply with FATCA and want nothing to do with you [0].

[0] https://en.wikipedia.org/wiki/Foreign_Account_Tax_Compliance...

[vkou]

Okay, so you're not entitled to skip out on owed obligations, but there will be no future ones.