Related links
About Form 1040, U.S. Individual Income Tax Return
Form 1040 is used by U.S. taxpayers to file an annual income tax return. Form 1040-SR is available as an optional alternative to using Form 1040 for
Learn more
2023 Schedule C (Form 1040)
If a profit, enter on both Schedule 1 (Form 1040), line 3, and on Schedule SE, line 2. (If you checked the box on line 1, see instructions.) Estates and trusts,
Learn more