Learn about the process, time limit, and implications of filing an amended tax return, including state vs federal amendments ...

Janet Berry-Johnson, CPA, is a freelance writer with a background in accounting and income tax planning and preparation for individuals and small businesses. Her work has appeared in Business Insider ...

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 ...

It’s best to get your tax return right the first time, but mistakes happen. When they do, it may be necessary to file an amended return. An amended return is a taxpayer’s opportunity to receive any ...

Taxes can be complicated, and it’s not uncommon to make a mistake on a tax return. The Internal Revenue Service recognizes this and allows taxpayers to amend their returns to correct errors they ...

It’s not uncommon to make a mistake on your federal tax return or leave out important information such as a tax deduction or credit that you’re entitled to—but the IRS has a process that gives you a ...

Forbes contributors publish independent expert analyses and insights. Admitted NY Bar and US Tax Court, covers US international tax law. Sometimes taxpayers find themselves facing a tough dilemma: ...