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The Daily Insight

Can I amend my tax return by myself?

Author

James Williams

Published Mar 29, 2026

If you need to make a change or adjustment on a return already filed, you can file an amended return. Use Form 1040-X, Amended U.S. Individual Income Tax Return, and follow the instructions.

Do I attach original 1040 to 1040X?

When filing an amended or corrected return: Include copies of any forms and/or schedules that you’re changing or didn’t include with your original return. To avoid delays, file Form 1040-X only after you’ve filed your original return.

Is there a difference between 1040 and 1040X?

Errors on tax returns can happen, even for tax professionals. Form 1040X allows preparers like you to modify information that was incorrectly submitted on your client’s return. If a client fails to disclose information like a W-2 or a side gig, you will need to amend their return.

You can make things right by filing an amended tax return using Form 1040X. You can make changes to a tax return to capture a tax break you missed the first time around or to correct an error that might increase your tax.

Do you need help amending your tax return?

If you need help amending a tax return or checking your filings to see if an amendment is a viable option for you, our partners can help. There are many reasons to amend tax returns.

Where can I Find my amended tax return?

You can track the status of your amended tax return three weeks after you file with “Where’s My Amended Return?” This tool is available on IRS.gov or by phone at 866-464-2050. You can get Form 1040X on at any time. Each and every taxpayer has a set of fundamental rights they should be aware of when dealing with the IRS.

When to file an amended tax return for 2018?

IRS Tax Tip 2018-118, August 1, 2018. Taxpayers who discover they made a mistake on their tax returns after filing can file an amended tax return to correct it. This includes things like changing the filing status, and correcting income, credits or deductions.

When do I need to amend my TurboTax tax return?

After 11/30/2021 TurboTax Live Full Service customers will be able to amend their 2020 tax return themselves using the Easy Online Amend process described above. #1 best-selling tax software: Based on aggregated sales data for all tax year 2019 TurboTax products.