You may need to file Form 1040-NR if you:
- Were a nonresident alien engaged in a trade or business in the United States.
- Represented a deceased person who would have had to file Form 1040-NR.
- Represented an estate or trust that had to file Form 1040-NR.
Other Items You May Find Useful
About Form 4868, Application for Automatic Extension of Time to File U.S. Individual Income Tax Return
About Form 5329, Additional Taxes on Qualified Plans (including IRAs) and Other Tax-Favored Accounts
About Form 5472, Information Return of a 25% Foreign-Owned U.S. Corporation or a Foreign Corporation Engaged in a U.S. Trade or Business