Each year, millions of U.S. taxpayers submit corrections to their federal tax returns through the Form 1040-X, often to amend reported income, adjust deductions, or fix filing errors. With the 2025 ...

Realizing you made a mistake on your tax return? Don’t panic. If you overlooked a valuable deduction, say, or forgot to report some of your income, you can simply file an amended return. Amending your ...