Section 5(1)(a) in Central Electricity Regulatory Commission (Standards of Performance of Inter-State Transmission Licensees) Regulations, 2012
(a)Transmission System Availability(i)The transmission system availability shall be calculated element-wise on monthly basis, in the same manner as provided for in the Central Electricity Regulatory Commission (Terms and Conditions of Tariff) Regulations, 2009, as amended from time to time and any subsequent enactment thereof.(ii)The deemed availability of the transmission elements under outage shall be as specified in the Central Electricity Regulatory Commission (Terms and Conditions of Tariff) Regulations, 2009, as amended from time to time and any subsequent enactment thereof.(iii)The element-wise monthly availability of the transmission system shall not be below the availability as given below:-