(3) (b) and that the CERC has amended the Regulations on 11-092013 and the Intra-State entity means a person whose metering is done by the State Transmission Utility or the Distribution licensee as the case may be and the accounting is done by State Load Dispatch Centre or any other authorised State Agency. It is also stated that Clause 22 of the Regulation was also amended, which says that special energy meters shall be installed by the Central Transmission Utility for and at the cost of the regional entities and by the Transmission Utility or the Distribution Licencee, as the case may be, for and at the cost of the Intra-State entities. It is also stated that the petitioners’ units are located in the State of Andhra Pradesh and it is an Intra-State entity and as per the amended regulations, the metering is done by the State Transmission Utility or the Distribution Licensee at its cost. The Central Electricity Authority also framed regulation known as Central Electricity Authority (Installation and Operation of Meters) Regulation, 2006 and as per the said regulation, the consumer has to provide the interface meter, and the ownership, the location of meters are also provided in the said regulation. It is further stated that the consumer has to provide three meters viz., Main meter, Check meter and Standby meter. The CERC Regulation are applicable and the order of Regulatory Commission was issued on 04-05-2013 and whereas the amendment of the CERC Regulation came into effect on 11-09-2013 and hence, the order of the APERC is not in consonance with the CERC Regulation and sought for dismissal of the writ petition.