Check whether the original return was filed within the due date
Identify the assessment year and the return acknowledgment details
Gather the correct income details, deductions, and tax payment records
Log in to the income tax e-filing portal
Select the option to file a revised return
Choose the correct assessment year and original return acknowledgment number
Enter the revised income details and corrected information
Verify the tax liability, refund, or additional tax payable
Pay any additional tax and interest, if applicable
Validate the return using the available verification method
Submit the revised return online
Save the acknowledgment and submission reference number
Ensure the revised return is filed before the allowed deadline