Income Tax Notice (ITR): The due date for filing irregular tax returns (ITR) has passed and those who have filed their returns have received ITR refunds or are awaiting ITR refunds. However, while filing IT returns one often makes common mistakes like wrong bank details, using wrong ITR form, mismatch between Form 26AS and filed ITR, etc. the error in the ITR. They can do it online by logging on to the Income Tax portal – https://www.incometax.gov.in/iec/foportal. Under section 139 (5) of the Income Tax Act, 1961, the taxpayer can correct the ITR and file a revised ITR by removing the error in the return first.