Press Release

MANGALORE REFINERY AND PETROCHEMICALS LIMITED TRASH. 9001, 14001 एवं 50001 प्रमाणित कंपनी AN ISO 9001, 14001 AND 50001 CERTIFIED COMPANY सीआईएन / CIN : L19200KA1988GO1008959 , Website : wwnw.mrplico.in 30/09/2026 The Assistant General Manager, The Compliance & Listing Department Listing Compliance, BSE Limited National Stock Exchange of India Limited Scrip Code: 500109, Symbol: MRPL, Series: EQ, ISIN: INE103A01014 ISIN: INE103A01014 Scrip Code (Debenture): 959162, 959250, Debt Security: INE103A08019, INE103A08035, 973692 INE103A08050 Dear Sir, Subject: Press Release - MRPL CHT Unit Fire Incident With reference to subject matter, please find enclosed press release dated 300 September 2026 titled “MRPL CHT Unit Fire Incident”. This is for your information and record please. Thanking You, Yours faithfully, For Mangalore Refinery and Petrochemicals Limited Premachandra Rao G Company Secretary Enel: A/a Read. Office: Kuthethoor P.O. Via Katipalla. Manaaluru - 575 030 (India) PRESS RELEASE A Govt. of India Enterprise and ONGC Subsidiary, Kuthethur P.O, Mangaluru - 575030. MRPL Press Release : MRPL CHT Unit Fire Incident Mangaluru, 30" September 2026 An incident involving rupture of the Cold Separator operating at high pressure in the Coker Hydrotreater Unit occurred at MRPL, resulting in a fire around noon today. The battery limits of the affected unit have been isolated, and MRPL’s emergency response and firefighting teams are actively engaged in controlling and dousing the fire. Fire has been brought under control. The firefighting operation may continue for some time as part of the safe handling of the incident. No major injuries have been reported. One minor injury has been reported and shifted to hospital and is out of danger and necessary medical attention is being provided. The situation is being closely monitored, with safety of personnel and the facility being accorded the highest priority. Further verified information will be shared as soon as it becomes available. There is absolutely no reason to panic for individuals within and outside MRPL premises. Issued by Dr Rudolph V.J. Noronha Chief General Manager (Corporate Branding and Corporate Communications) rudolph@mrpl.co.in,9448495768 0824 2882170