A nonresident alien must obtain a social security number only if he / she is engaged in a trade or business in the U.S. and will be required to file a U.S. tax return. A social security number is also needed to invoke your tax treaty.
A nonresident alien must obtain a social security number only if he / she is engaged in a trade or business in the U.S. and will be required to file a U.S. tax return. A social security number is also needed to invoke your tax treaty.