Tax notification recognizes specified regulatory fees and deposit interest as exempt for a state electricity commission, subject to conditions. Central Government notifies the Punjab State Electricity Regulatory Commission under clause (46) of section 10 to exempt specified income comprising processing fees for tariff determination, licence fees, petition fees and interest on bank deposits, subject to conditions that the Commission not engage in commercial activity, that activities and nature of the specified income remain unchanged throughout the financial years, and that returns are filed as required by clause (g) of sub section (4C) of section 139; applicable for financial years 2016-17 to 2020-21.