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The Daily Insight

Can I resubmit my tax return if I made a mistake?

Author

Andrew Mclaughlin

Published Mar 01, 2026

If you’ve made a mistake on your Self Assessment tax return, you can make an amendment or correction. You must do this by the year after the filing deadline for the tax year you’re amending. For example: For the 2016-17 tax year, you must make the change by 31 January 2019.

Can I cancel a submitted tax return?

No. You can’t cancel the return after it has been e-filed. If you need to change any information in the return, you can only make changes to your return if the IRS rejects it. If the IRS accepts your return, you must use Form 1040-X to file an amended return to fix the mistake.

What happens if I make a mistake on my income tax return?

At the time of filing income tax return (ITR), if there is any income tax payable pending, then you are required to pay it before completing the process of ITR filing. If a mistake has been made while depositing the income tax, then such tax deposits will not be reflected in your Form 26AS and you will not be able to claim tax credit for the same.

Why did I not file my tax return for 2014?

Don’t file a 2014 return on a 2013 form. Straightening out glitches can be surprisingly time consuming and can sometimes trigger bigger issues. There are some surprisingly common errors that often trip up processing tax returns: Wrong or missing Social Security numbers.

What happens if you make a mistake on your ITR?

Even a small mistake can land you in trouble with the tax department. You could end up getting penalised or even be served a tax notice. You have to file your income tax return (ITR) with utmost care because even a small mistake can land you in trouble with the income tax department.

How long does it take to rectify a mistake on a tax return?

“In this case, the taxpayer will get some time to rectify the mistake. A rectified return (in response to notice u/s 139 (9)) must be filed within 15 days from the date of receipt of the intimation under section 139 (9). This time limit may be extended by the assessing officer on an application by the assessee.