Section 45A(13) in Andhra Pradesh Electricity Regulatory Commission (Conduct of Business) Regulations, 1999
(13)No tariff determined and notified as above may be amended more frequently than once in any financial year except that tariff rates shall be adjusted in accordance with any fuel surcharge adjustment formula incorporated in the tariff with the approval of the Commission.Provided that the consequential orders which the Commission may issue to give effect to subsidy the State Government may provide under Sections 12 (3) and/or 27 (1) of the Act shall not be construed as amendment of tariff notified. The Licensee shall, however, give appropriate adjustments in the bills to be raised on the consumers for the subsidy amount in the manner the Commission may direct.