What happens if you make an honest mistake on your taxes?

Asked by: Randall Dickinson  |  Last update: January 30, 2026
Score: 4.8/5 (43 votes)

Nevertheless, while a mistake is not always a criminal act, the IRS may still assess a 20% accuracy penalty if it deems the mistake was due to negligence or disregard. So, it is in your best interest to ensure you fill out your tax returns to the best of your ability and to pay what the IRS says you owe.

Does the IRS forgive honest mistakes?

We may be able to remove or reduce some penalties if you acted in good faith and can show reasonable cause for why you weren't able to meet your tax obligations. By law we cannot remove or reduce interest unless the penalty is removed or reduced.

What if I made an honest mistake on my taxes?

Use Form 1040-X, Amended U.S. Individual Income Tax Return, and follow the instructions. You should amend your return if you reported certain items incorrectly on the original return, such as filing status, dependents, total income, deductions or credits.

Can you get in trouble for incorrectly filing taxes?

You cannot go to jail for making a mistake or filing your tax return incorrectly. However, if your taxes are wrong by design and you intentionally leave off items that should be included, the IRS can look at that action as fraudulent, and a criminal suit can be instituted against you.

Will the IRS come after me if I made a mistake?

If you need to make a correction on a current or prior year tax return, and you have not received a notice from the IRS about it yet, if it is before the current year filing date: you can file another original tax return with your correct information. However, the IRS may find those errors and send you a notice.

WHAT HAPPENS IF YOU MAKE A MISTAKE ON YOUR TAX RETURN (UK)?

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Does the IRS find every mistake?

The Bottom Line

Even though the IRS does not check all tax refunds, it is a large agency with a wide reach that has a variety of means of catching tax cheats and liars. The penalties for avoiding or lying about taxes are severe.

What happens if you put wrong information on a tax return?

To Correct a Tax Return Mistake, File an Amendment

Your next move: file an amended tax return. Simply put, an amended return is usually filed because something was incomplete, incorrect or omitted from the original tax return.

What is the penalty for understatement of taxes?

These penalties are calculated as a flat 20 percent of the net understatement of tax. You understate your tax if the tax shown on your return is less than the correct tax. The understatement is substantial if it is more than the larger of 10 percent of the correct tax or $5,000 for individuals.

What if I accidentally filed my taxes wrong?

What if you've sent in your income tax return and then discover you made a mistake? You can make things right by filing an amended tax return using Form 1040-X. 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.

What happens if you are audited and found guilty?

The taxpayer's tax avoidance actions must go further to indicate criminal activity. If you face criminal charges, you could face jail time if found guilty. Tax fraud comes with a penalty of up to three years in jail. Tax evasion comes with a potential penalty of up to five years in jail.

Will the IRS accept a wrong return?

Usually you can correct the error and try to e-file again. IRS.gov has a tool to walk you through common rejections. If you make the correction and the IRS still rejects the return, you can send it to the IRS by mail. (For more information about e-filing, see Free File Options.)

Who is responsible if your taxes are wrong?

Am I Responsible If My Tax Preparer Makes a Mistake? Yes. If you signed on the bottom line, you are responsible for a mistake on your tax returns and you are on the hook for any penalties the IRS charges. That said, the professional who prepared your return may offer to reimburse you for any losses due to errors.

How long do I have to amend a tax return?

You typically must file an amended return within three years from the original filing deadline, or within two years of paying the tax due for that year, if that date is later.

What if I accidentally lied on my tax return?

If you believe you might have made a mistake on your tax return, you should file an amended return as soon as possible. The fees involved with an amended return are typically much less than those involved with a tax evasion fine.

What is the penalty for amending your 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 much income can go unreported?

For the 2022 tax year, the gross income threshold for filing taxes varies depending on your age, filing status, and dependents. Generally, the threshold ranges between $12,550 and $28,500. If your income falls below these amounts, you may not be required to file a tax return.

What is the penalty for making a mistake on taxes?

If you can't convince the IRS, you will probably end up with penalties. The size of penalties varies, but they are often around 25%. Higher penalties and even criminal prosecution are possible in some cases. You might even have to prove you are right or that your mistakes were innocent.

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.

What happens if you make an honest mistake when filing taxes?

Making an error on your tax return isn't the end of the world. In many cases, the IRS will make the correction themselves and notify you of the change. If the error cannot be corrected by the IRS, you will be notified to make the correction yourself. Of course, any error can lead to a delay.

What is the penalty for filing the wrong income tax return?

Taxpayers who mistakenly use an incorrect form can file a revised return. However, deliberate underreporting or intentionally selecting the wrong ITR form to disclose incorrect income can result in penalties ranging from 100% to 300% of the tax amount due.

What is the penalty for underestimating taxes?

IRS underpayment penalty rate

The underpayment penalty is calculated by multiplying how much tax you owed for each quarter by the interest rate for that quarter. This quarter (January through March), the underpayment penalty interest rate is 7%. This is down 1 percentage point from last quarter.

How is understatement penalty calculated?

The relevant understatement percentage as determined by the behaviour will be applied to the shortfall to determine the understatement penalty. Accordingly, an understatement penalty of 150% for intentional tax evasion is levied under section 223(1) on the shortfall determined under section 222(3).

What happens if I made a mistake on my tax return?

If you realize there was a mistake on your return, you can amend it using Form 1040-X, Amended U.S. Individual Income Tax Return. For example, a change to your filing status, income, deductions, credits, or tax liability means you need to amend your return.

How do I know if I filed my taxes correctly?

Use your online account to immediately view your AGI on the Tax Records tab. If you're a new user, have your photo identification ready. Use Get Transcript by Mail. You can also request a transcript by mail by calling our automated phone transcript service at 800-908-9946.

Which of the following significantly increases your chance of being audited by the IRS?

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.