Section 2(1)(r) in Tamil Nadu Electricity Regulatory Commission (Terms and Conditions for Determination of Tariff for Transmission/Distribution of Electricity Under MYT Framework) Regulations, 2009
(r)"Other Business" means any business engaged in by a Transmission / Distribution licensee under sections 41 and 51 of the Act respectively for Optimum utilization of the assets of the transmission/distribution business and shall include any business of the licensee other than the Transmission/ Distribution business;