KESC demands increase in power tariff Business KESC demands increase in power tariff KESC demands Re 0.25 increase in power tariff. 08 July,2011 01:00 pm An application was filed by KESC to Nepra stating that due to an increase in the price of furnace oil, it had to pay additional sum of Rs 350.40 million. Nepra will make its decision after public hearing.