POWER GRID CORP.OF INDIA LTD. vs PUNJAB STATE POWER CORP.LTD.

The Supreme Court addressed appeals under Section 125 of the Electricity Act, 2003, concerning the determination of the date of commercial operation (COD) for a transmission line. The Court held that a transmission line charged without necessary switchgear and protection systems could not be commissioned for raising transmission charges, as per the second Proviso to clause (c) of Regulation 2 of the Central Electricity Regulatory Commission (Terms & Conditions of Tariff) Regulations, 2009. The Court upheld the Tribunal's decision to remand the matter back to the Central Electricity Regulatory Commission for redetermination of COD.