Case Note & Summary
This matter arose from a dispute between the Kerala State Electricity Board and its consumers, including M.R.F. Limited, over interest on electricity charges after tariff revisions were ultimately upheld by the Supreme Court. The Board had revised electricity tariffs in 1980, 1982 and 1984. The consumers challenged these revisions by writ petitions before the Kerala High Court. By common judgment dated December 19, 1985, the High Court struck down the revisions and directed that excess amounts paid be adjusted against future bills. The Board appealed to the Supreme Court, which passed an interim order on May 15, 1986 staying refunds and directing that 50% of future charges be collected, with the balance adjusted towards past charges. The consumers complied with this interim order. On August 26, 1986, the Supreme Court allowed the Board's appeals and upheld the validity of the tariff revisions. Consequently, the consumers became liable for the differential amounts between the originally billed amounts and the revised tariff amounts, plus interest at 18% per annum as per the supply agreement. The consumers did not dispute the principal liability but challenged the interest demand. M.R.F. Limited and others filed writ petitions before the Kerala High Court seeking to quash the interest demand. A Single Bench held that the demand for interest was not justified and quashed the interest portion of Rs.6,60,615 in the case of M.R.F. Limited. The Division Bench dismissed the Board's appeal, holding that after the High Court's judgment striking down the revisions and directing adjustment, the consumers were justified in not making payments; liability to honour future bills ceased until excess payments were adjusted; and there was no default because liability did not factually exist at the relevant time. Similar orders were passed in other connected matters. The Board challenged these orders before the Supreme Court. The Board argued that the liability under the revised tariffs always existed because the revisions were ultimately held valid; the erroneous High Court judgment could not grant immunity from interest; and the court had a duty to restore the Board to the position it would have occupied absent the erroneous order. The Board relied on the Privy Council decision in Rodger's case, which established that one of the first and highest duties of a court is to take care that an act of the court does not cause injury to any suitor. The Supreme Court, after hearing the parties, considered whether the consumers were liable for interest despite the suspension of liability caused by the erroneous High Court order. The Court emphasized the restitution principle and indicated that the Board's claim for interest was justified. The extract does not include the final operative order, but the Court's reasoning supported the Board's entitlement to interest on the unpaid amounts from the date they became due under the valid tariff revisions.
Headnote
A) Electricity Law - Tariff Revision and Consumer Liability - Liability under revised tariffs existed from inception despite interim court orders - Not mentioned - The consumers challenged upward tariff revisions of 1980, 1982 and 1984; the Kerala High Court struck them down on 19.12.1985 and directed adjustment of excess payments, but the Supreme Court allowed the Board's appeals on 26.08.1986 upholding the revisions. The Board then demanded arrears with 18% interest per the supply agreement. Held that the consumers cannot claim immunity from interest merely because the High Court's erroneous order had suspended payment; the liability revived with full force after the Supreme Court's decision (Paras Not mentioned). B) Restitution - Act of Court - Duty to restore parties to position had erroneous order not been passed - Not mentioned - The Court relied on the Privy Council decision in Rodger's case, holding that one of the first and highest duties of a court is to take care that an act of the court does not cause injury to any suitor. Where a party suffers due to an erroneous adjudication, the court has an imperative duty to restore that party, as far as practicable, to the position that would have prevailed absent the erroneous decision. Held that the Board was entitled to interest on delayed payment to prevent unjust enrichment of consumers (Paras Not mentioned). C) Interest - Default in Payment - Suspension of liability due to judicial orders - Electricity Supply Agreement - The agreement provided for payment within 15 days of invoice and interest at 18% per annum on default. The High Court had held there was no default because liability factually did not exist after its order, but the Supreme Court considered whether default could be attributed when liability was suspended by an erroneous order. Held that liability existed under the valid tariff revision; non-payment due to the erroneous High Court order did not extinguish the obligation to pay contractual interest (Paras Not mentioned).
Issue of Consideration
Whether consumers of electricity supplied by the Kerala State Electricity Board are liable to pay interest on the unpaid portion of bills attributable to revised tariffs, when the liability was suspended by an interim order of the Kerala High Court striking down the tariff revisions and later revived by the Supreme Court upholding the revisions; and whether the principle of restitution requires payment of such interest.
Final Decision
The Supreme Court heard the appeals together and by common judgment disposed of them; the extract does not include the final operative order, but the Court's reasoning indicated that the Board's claim for interest was justified and the High Court's orders quashing the interest demand were liable to be set aside.
Law Points
- Liability under revised electricity tariffs exists from inception and is not extinguished by an erroneous judicial order striking down the revision
- a party cannot claim immunity from contractual interest merely because payment was suspended due to a court order later reversed
- the court has an imperative duty to restore a party to the position it would have occupied had the erroneous order not been passed
- restitution principle prevents an act of court from causing injury to suitors
- interest at 18% per annum under the electricity supply agreement becomes payable on arrears once the tariff revision is upheld by the Supreme Court.



