Assume that this is not a wannabee, but someone who, for example, already has a solid job offer from an EU country, and some cash for the relocation.
Assume that this is not a wannabee, but someone who, for example, already has a solid job offer from an EU country, and some cash for the relocation.
All of this really depends on the tax treaty the host country has with the US, if it has one. If there is none, or the treaty doesn’t credit in this way, you could be double taxed.