The US is unique in levying taxes on its nationals wherever they are in the world.
Although you've just made an argument for capital controls. We could call them "dollar export tariffs".
Although you've just made an argument for capital controls. We could call them "dollar export tariffs".
Of course collecting taxes internationally is difficult, but anyone wealthy enough to meet the criteria will probably need to visit the US at some point.
The US exit tax is a tax on your worldwide assets. The tax applies to all property that you own on the date of renunciation
That, and that the US is a tax haven for the super rich, so they have no reason to leave.