After a delay of almost six months, the four distribution utilities (discoms) of UP Power Corporation have filed their annual revenue requirement (ARR) for determination of the electricity tariff with the regulator for three years starting 2017-18. The discoms have projected a total deficit of Rs20,618 crore in the current financial year alone. The four discoms — Madhyanchal, Paschimanchal, Poorvanchal and Dakshinanchal — have projected their total revenues at Rs48,056 crore in 2017-18 against the expected expenditures of Rs68,674 crore, out of which Rs52,790 crore will be spent on the electricity purchase alone.