Delhites will now have to shell out more money for electricity as Delhi Electricity Regulatory Commission, DERC has hiked the tariff by five per cent. DERC Secretary Jayashree Raghuraman said that the decision to this effect was taken to adjust power purchase cost of the distribution companies. He said that the hike comes into effect from 1st of this month for a period of next three months following which DERC is likely to review the increase based on cost of buying power by the distribution companies. The hike will be applicable on energy consumption and not on fixed charges.