New Delhi, July 18 -- If your tax liability becomes zero after claiming the Section 87A rebate, you may assume that you no longer need to file an income tax return (ITR). However, the rebate only reduces the amount of tax you have to pay if you are eligible, it does not automatically exempt you from filing your return.

Whether you need to file an ITR or not largely depends on your gross total income and the filing rules that apply to you. Apart from that, filing a tax return can also be useful if you want to claim a tax refund, carry forward certain losses or maintain proof of income for loans, visas and other financial purposes.

ITR filing is mandatory if an individual's income crosses the specified threshold. The tax rebate under Sect...