In terms of Regulation 42 of SEBI (LODR) Regulations, 2015, Thursday, 12th November, 2026 has been fixed as Record Date for the purpose of 1st Interim Dividend for FY''27, if any.

OIL AND NATURAL GAS CORPORATION LIMITED COMPANY SECRETARIAT ONGC/CS/SE/2026-27 30.10.2026 National Stock Exchange of India Ltd. BSE Limited Listing Department Corporate Relationship Department Exchange Plaza Phiroze Jeejeebhoy Towers Bandra-Kurla Complex, Bandra (E) Dalal Street, Fort Mumbai – 400 051 Mumbai – 400 001 Symbol-ONGC; Series – EQ BSE Security Code No.- 500312 NCD: 959881 Sub: Intimation of Record Date Madam/ Sir, In terms of Regulation 42 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, it is hereby informed that Thursday, 12th November, 2026 has been fixed as 'Record Date' for determining eligibility of members for payment of 1st Interim Dividend for FY’27, if any, declared at the Board meeting scheduled to be held on 5th November, 2026. This is for your information and record, please. Thanking You, Yours Sincerely, for Oil and Natural Gas Corporation Ltd. (Shashi Bhushan Singh) Company Secretary & Compliance Officer Regd. Office: Plot No 5A-5B, Nelson Mandela Marg, Vasant Kunj, New Delhi-110070 Phone: 011-2675 4073, 011-2675 4085 EPABX: 2675 0111, 2629000 CIN: L74899DL1993GOI054155 Website: www.ongcindia.com Email: secretariat@ongc.co.in