Relief u/s 89 disallowed inadvertently.

If your claim for relief under Section 89 of the Income Tax Act was inadvertently disallowed, the Income Tax Department has acknowledged the error and will issue an order under Section 154 to rectify the intimation. This means they will correct their mistake. If you receive such a message, you should await the rectification order. If the corrected intimation results in a demand or a different refund amount than you expected, you have the option to file a rectification yourself or agree with the demand and pay any resulting tax.