Cessation

MANGALORE REFINERY AND PETROCHEMICALS LIMITED (ऑपलweira गैस कॉरपोरेशन लिमिटेड की सहायक कंपनी A SUBSIDIARY OF OIL AND NATURAL GAS CORPORATION LIMITED) ,एस.ओ. 9001, 14001 एवं 50001 प्रमाणित कंपनी AN 150 9001, 14001 AND 50001 CERTIFIED COMPANY सीआईएन / CIN : L19200KA1988G01008959 , Website : www.mrpl.co.in 10/07/2026 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/Madam, Subject: Intimation of Change in the office of Director on the Board of MRPL Pursuant to Regulation 30(2) and Regulation 51(2) read with Part "A" and Part "8" of Schedule III of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, it is to inform that Shri Dheeraj Kumar Ojha, DIN: 09639759, ceased to be Government Nominee Director on the Board of Mangalore Refinery and Petrochemicals Limited (MRPL) w.e.f. 11/07/2026 on account of his posting from Ministry of Petroleum and Natural Gas (MoPNG) to another Ministry on 10/07/2026. We request you to kindly take the above on record. from Thank you. Yours faithfully, For Mangalore Refinery and Petrochemicals Limited Alz— Premachandra Rao G Company Secretary 0८५-७ Read. Office: Kuthethoor P.O. Via Katipalla, Manaaluru - 575 030 (India)