When it comes to filing taxes, doing it accurately is extremely important. But unfortunately, even the most diligent taxpayers can make mistakes or encounter new information after their return has been filed. Luckily, the IRS offers a way to address these situations: amending your tax return. While this can be beneficial, it’s not always the right solution for everyone. It’s important that you understand the pros and cons of amending a tax return so you can better decide whether or not amending your tax return is the right path for you 

What Is an Amended Tax Return? 

An amended tax return is a corrected version of a previously filed federal income tax return—think of it as submitting a revised version of an assignment to your teacher. Form 1040-X allows taxpayers to correct errors or omissions that impact the return’s accuracy. Common reasons for amending a return include reporting additional income, claiming or removing deductions or credits, correcting filing status, or updating dependent information. 

Pros of Amending a Tax Return 

One of the most compelling reasons to file an amended return is to recover overpaid taxes. If a taxpayer discovers that they missed a valuable deduction or credit—like the Earned Income Tax Credit, Child Tax Credit, or a business expense—they may be eligible for a refund. Amending the return ensures that the IRS recognizes these deductions an d credits, potentially giving you a significant financial benefit. 

Filing an amended return also demonstrates a proactive commitment to accuracy on your taxes. If a taxpayer realizes they made a significantmistake—like underreporting income or miscalculating tax liability—filing an amendment can help correct the issue before it draws unwanted scrutiny from the IRS. This step may also reduce penalties or interest that could accrue on unpaid taxes. 

It’s also important to remember that an error on a tax return can have long-term consequences, especially if you’re audited later. Amending a return can correct discrepancies that might otherwise raise red flags. For example, if a third-party payer (such as a client or employer) issues a corrected Form 1099 or W-2, it’s wise to align your return with the corrected documentation to avoid triggering an IRS notice or audit. 

Cons of Amending a Tax Return 

While amending a return is a legal and responsible action, it may prompt closer scrutiny by the IRS—particularly if the changes are substantial or involve previously underreported income. In some cases, an amendment may serve as a trigger for a full audit. It’s important that you are prepared to provide supporting documents for all changes made in your amendment. 

You should also be aware that amended returns are processed manually by the IRS, which means significantly longer processing times. While electronic filing of Form 1040-X is now available for recent tax years, delays are still common. It may take up to twenty weeks or longer to receive a response or refund. This is not ideal for taxpayers expecting a quick financial return from the correction. 

Please also note that there is a statute of limitations on filing an amended return. Generally, taxpayers must file within three years from the original filing date or within two years of paying the tax, whichever is later. Failing to amend within this window can mean forfeiting potential refunds or giving up the ability to correct costly errors. 

Of course, amending a tax return is not as simple as checking a box—it involves recalculating tax liability, preparing Form 1040-X, and explaining the changes clearly to the IRS. Inaccurate amendments can create further complications, including increased tax liability or triggering an audit. That is why we always strongly recommend working with a CPA to amend your tax returns. 

You should never deliberately allow a major error on your tax forms to go uncorrected. However, not all mistakes require an amendment. Minor math errors are typically corrected by the IRS during processing, and omitted forms may be requested without the need for a full amendment. Before filing an amendment, we suggest consulting with a CPA or tax professional to determine whether the benefits outweigh the potential risks. 

If you have discovered new information that impacts your filed tax return, or if you believe you made an error on your return, we encourage you to reach out to us at The Accounting Guys. Our tax experts in Provo, Utah, can work with you to determine whether or not you need to file an amendment and, if so, get one submitted in a timely manner. Give us a call to schedule a consultation.