As per the Income Tax rule, losses from business income (non-speculative) gets set off against IFOS income. And deduction under chapter VI-A is applicable on remaining incomes if any available.

Why is 80TTA disabled?

Deduction under section 80TTA will be allowed only if you have shown income of Rs. 3500 as interest from saving bank a/c otherwise it will be disallowed. if you have shown income of Rs. 3500 as interest on saving bank a/c and still it is disallowed then you can file rectification in e filling portal of Income Tax.

Who Cannot claim 80TTA?

80TTA Deduction for AY 2021-22 Maximum Limit

Suppose your interest income from the Savings account and post office savings account is less than Rs 10,000; you can claim the entire amount as your deduction. However, if your interest income is more than Rs 10,000, you can claim only up to the maximum limit of Rs 10,000.