Section 23(4) in Rajasthan Electricity Regulatory Commission (Terms and Conditions for Determination of Tariff) Regulations, 2009
(4)Depreciation shall be calculated annually based on Straight Line Method (SLM) and at rates specified in Appendix-I to these regulations for the assets of the generating station, transmission system and distribution system:Provided that, the remaining depreciable value as on 31st March of the year closing after a period of 12 years from date of commercial operation shall be spread over the balance useful life of the assets.
