New Delhi, Aug. 19 -- If you filed your income tax return for AY 2026-27 within the July 31 deadline but failed to claim a tax collected at source (TCS) credit because of a mismatch in your Form 26AS and AIS, you still have options to claim the refund.

In such cases, you can set things right by filing a revised return within the stipulated deadline. This provision also applies to those who reported incorrect tax credit details in their ITR due to an information mismatch.

Apart from that, the tax department also allows taxpayers to file a rectification request through the e-filing portal, only if they have received an intimation under Section 143(1) of the Income-tax Act, 1961.

For example, a taxpayer named Sheena filed her ITR just hou...