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The Daily Insight

What happens if I file my return late?

Author

Ava Robinson

Published Apr 12, 2026

Ordinarily, the failure to file penalty is 5% of the tax owed for each month or part of a month that a tax return is late, up to five months, reduced by the failure to pay penalty amount for any month where both penalties apply. Interest is charged on tax and penalties until the balance is paid in full.

Can return be revised if filed after due date?

“Taxpayers who had filed belated returns, i.e., after the expiry of original deadline to file ITR were not allowed to revise it. However, now, even belated returns can now be revised”, says Soni. Earlier, tax laws allowed taxpayers to file revised return till one year after the expiry of the assessment year.

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

If you made a mistake on your tax return, you need to correct it with the IRS. To correct the error, you would need to file an amended return with the IRS. If you fail to correct the mistake, you may be charged penalties and interest. You can file the amended return yourself or have a professional prepare it for you.

When to correct a prior year tax return?

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 to do if you forgot to file a tax return?

If you simply forgot to file, and have a filing requirement, you should file right away as there are consequences. 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,

What to do before filing an amended tax return?

Prior to filing your amended return, you may want to get a transcript showing the activity on your account for the tax year you want to amend. For more information on when to file, what to do and how to file an amended return, see Amending a Tax Return.