Rahul Charkha, Partner, Economic Laws Practice said, "The present tax slabs under the old tax regime were introduced by Late Pranab Mukherjee vide Finance Act, 2013 wherein the basic exemption limit was Rs 2 lakhs. Subsequently, in 2015 the basic exemption limit was increased to INR 2.5 lakhs which has been consistent till now. Tax rate for income bracket between 2.5 to 5 lakhs was further reduced in 2018 from the existing 10% to 5%. Vide interim Finance Act, 2019 (No. 1), a rebate of INR 12,500 was introduced for persons having total taxable income up to INR 5 lakhs. As a result, persons earning income up to INR 5 lakhs had no income tax liability. However, the moment the taxable income of a person crossed the threshold limit of INR 5 lakhs, his tax liability increased by a whooping INR 13,000 (tax + cess)."