Code Section 7701 (a)(30)
U.S citizens are U.S Persons and Citizens of foreign countries are U.S Persons who meet either of the following two tests:
Green Card test
Substantial...
Ref Code Section 871 (b) and 882:
According to these code sections if a foreign person is engaged in a U.S trade or business, he is subject to U.S taxes for any income that is connected...
Foreign Corporations and non-resident aliens who have a U.S source income are subject to U.S Taxation.
According to codes section 871 (b) and 882, all Foreign Persons are taxed at...
For international transactions Governments have to decide which person and what income needs to be taxed. The basis for this can be personal relationship and economic relationship.
Personal...