In this Chapter, unless the context otherwise requires,

(105) "taxable service" means any service provided,-

(zzzzs) to any person, by an electricity exchange, by whatever name called, approved by the Central Electricity Regulatory Commission constituted under section 76 of the Electricity Act, 2003 (36 of 2003), in relation to trading, processing, clearing or settlement of spot contracts, term ahead contracts, seasonal contracts, derivatives or any other electricity related contract;