What is the penalty for amending your tax return?

Asked by: Annamae Watsica  |  Last update: January 8, 2026
Score: 4.7/5 (43 votes)

There is no penalty for simply filing an amended return. But if your mistake caused you to underpay tax, you will owe that additional tax. If you amend your tax return before the April deadline and pay the remaining tax you owe, you won't have to pay a penalty.

How long do you have to amend a tax return without penalty?

Generally, for a credit or refund, you must file Form 1040-X within 3 years after the date you filed your original return or within 2 years after the date you paid the tax, whichever is later.

Do you have to pay a fee to amend a tax return?

If you discover an error on a previously filed return, you should file an amended return and pay any additional tax or fee due, including interest. If you have questions, please contact our Customer Service Center at 1-800-400-7115.

Can I amend my tax return if I already filed?

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.

Is amending a tax return a red flag?

It may not mean that your return will be selected for audit, but an amended tax return red flag generally means someone at the IRS will make sure that the return was done properly.

Is there a penalty for filing an amended tax return?

36 related questions found

What income is most likely to get audited?

High income

As you'd expect, the higher your income, the more likely you will get attention from the IRS as the IRS typically targets people making $500,000 or more at higher-than-average rates.

Does amending a return trigger an audit?

The very fact that you filed an amended return will not, in and of itself, increase your chance of being audited. However, what you change and the magnitude of that change might trigger an audit.

What are the disadvantages of amending a tax return?

Extra Paperwork: Amending your current tax return may require you to amend previous returns. Even a minor change may require you to report changes in other tax years, which may not be worth the hassle.

How much does CPA charge for an amended tax return?

Simple errors. Filing an amended tax return due to a minor error like a missed form (like a W-2 or 1099) will fall into the $200 - $400 range. This applies to straightforward cases where the CPA doesn't have to spend much time on the return.

What is the penalty for making a mistake on taxes?

How we calculate the penalty. In cases of negligence or disregard of the rules or regulations, the accuracy-related penalty is 20% of the portion of the underpayment of tax that happened because of negligence or disregard.

How hard is it to amend a tax return?

Filing an amended return isn't particularly difficult, but there are a few things you should know about the process before getting started. It also helps to be familiar with some common occurrences that can trigger the need for an amended return.

Do I have to pay back right away if I amend my taxes?

You need to pay the new total amount you owe. Pay or update your payment plan . If it's after the due date, you may need to pay interest and penalties.

How much does H&R Block charge for an amendment?

If you discover an H&R Block error on your return that entitles you to a larger refund (or smaller tax liability), we'll refund the tax prep fee for that return and file an amended return at no additional charge.

Do you get penalized if you amend a tax return?

There is no penalty for simply filing an amended return. But if your mistake caused you to underpay tax, you will owe that additional tax. If you amend your tax return before the April deadline and pay the remaining tax you owe, you won't have to pay a penalty.

How far back can the IRS audit you?

Generally, the IRS can include returns filed within the last three years in an audit. If we identify a substantial error, we may add additional years. We usually don't go back more than the last six years. The IRS tries to audit tax returns as soon as possible after they are filed.

Is it ever too late to amend your taxes?

° When to file: Generally, to claim a refund, you must file Form 1040X within three years from the date you filed your original return or within two years from the date you paid the tax, whichever is later. ° Processing time: Normal processing time for amended returns is 8 to 12 weeks.

What is the penalty for amended tax returns and interest?

Your return will replace your original return. If you file after the April due date, don't include any interest or penalties on your amended return. We'll make any needed adjustments automatically.

Are CPAs liable for tax mistakes?

Q: Can I sue my tax preparer for making a mistake? A: Yes, provided they have committed negligence, or a malpractice. California's comparative negligence jurisdiction, in a lawsuit, the client is usually in the best position to catch an error, and therefore a 100% recovery is rare.

Does amending taxes trigger audit?

Do you need to correct the filing status on a past return? Are you concerned that if you file an amended return that it will trigger an IRS audit? If so—don't be. Amending a return is not unusual and it doesn't raise any red flags with the IRS.

When not to file an amended tax return?

Taxpayers usually do not need to file an amended return to fix a math error or if they forgot to attach a form or schedule. The IRS will correct the math error while processing the tax return and notify the taxpayer by mail. The agency will send a letter to request any missing forms or schedules.

What should I put on reason for amending my tax return?

Here are the Top 4 reasons to file an amended return (Form 1040X).
  1. Correct an error or omission to your income. ...
  2. Change your filing status. ...
  3. Change your deductions. ...
  4. Claim a credit or correct a credit.

What is the IRS 6 year rule?

6 years - If you don't report income that you should have reported, and it's more than 25% of the gross income shown on the return, or it's attributable to foreign financial assets and is more than $5,000, the time to assess tax is 6 years from the date you filed the return.

Who gets audited by the IRS the most?

Who Is Audited More Often? Oddly, people who make less than $25,000 have a higher audit rate. This higher rate is because many of these taxpayers claim the earned income tax credit, and the IRS conducts many audits to ensure that the credit isn't being claimed fraudulently.

Should I bother amending my tax return?

After filing your original return, you may determine that you made an error or omitted something from your return. Although the IRS often finds and corrects errors during processing, there are certain situations in which you may need to file an amended return to correct an error or make other changes to your return.