You generally have three years after the filing deadline to submit an amended return. By filing an amended return, you might ...

Made a mistake while filing your 2025 income tax return this year? You aren't alone — In its 2025 annual report to congress, the National Taxpayer Advocate says the IRS processed about 3.7 million ...

Mistakes happen, and the tax law can be complex and ambiguous. The question becomes, what does a taxpayer do if they discover a mistake on their tax return? Should an amended tax return be filed? In ...

For 2026, taxpayers filing Form 1040‑X are facing the slowest turnaround in recent memory, with the IRS reporting average processing times stretching beyond five months and many cases running 16 to 20 ...

Taxpayers typically amend their returns to correct mistakes, claim missed deductions or report additional income. While the IRS does allow amendments, many worry that filing a Form 1040-X could ...

The IRS has updated its processing status, confirming it is now working on paper Form 1040 amended returns received in February 2026. Amended returns can take up to 16 weeks or longer to process due ...

The IRS released guidance Thursday in Rev. Proc. 2025-28 advising taxpayers how to handle making various elections, filing amended returns, and changing accounting methods for research or experimental ...

Forbes contributors publish independent expert analyses and insights. Robert W. Wood is a tax lawyer focusing on taxes and litigation. The imminent December 12, 2025 deadline is only for filing ...

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 ...