Shareholders meeting

VOGL/Sec./SE/2026-27/26 September 26, 2026 To To BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers “Exchange Plaza” Plot No C/1, G Block Dalal Street, Fort Bandra Kurla Complex, Bandra (East) Mumbai - 400 001 Mumbai- 400051 BSE Scrip Code: 544782 N SE Scrip Code: VOGL Sub: Postal Ballot Notice – Intimation under Regulation 30 of Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015, as amended (“SEBI Listing Regulations”) Dear Sir/ Ma’am, Pursuant to Regulation 30 of SEBI Listing Regulations, we hereby submit a copy of Postal Ballot Notice (“Notice”) dated September 24, 2026, seeking approval of the Members of the Company in respect of the below mentioned resolution(s) through remote e-voting process (“e-voting”) only: Sr. Type of Description of Resolution No. Resolution 1. To consider and approve ‘Vedanta Oil and Gas Limited – Employee Stock Option Plan Special 2026’ and its implementation through Trust 2. To consider and approve extension of ‘Vedanta Oil and Gas Limited – Employee Stock Special Option Plan 2026’ to the employees of the holding company and/ or subsidiary company(ies) of the Company 3. To consider and approve secondary acquisition of shares through Trust for the Special implementation of ‘Vedanta Oil and Gas Limited – Employee Stock Option Plan 2026’ 4. To consider and approve provision of money by the Company for purchase of its own Special Shares through the trust under the ‘Vedanta Oil and Gas Limited – Employee Stock Option Plan 2026’ 5. To consider and approve ‘Vedanta Oil and Gas Limited – Employee Share Purchase Plan Special 2026’ and its implementation through Trust 6. To consider and approve extension of ‘Vedanta Oil and Gas Limited – Employee Share Special Purchase Plan 2026’ to the employees of the holding company and /or subsidiary company(ies) of the Company 7. To consider and approve secondary acquisition of shares through Trust route for the Special implementation of ‘Vedanta Oil and Gas Limited – Employee Share Purchase Plan 2026’ 8. To consider and approve provision of money by the Company for purchase of its own Special Shares through the trust under the ‘Vedanta Oil and Gas Limited – Employee Share Purchase Plan 2026’ 9. To consider and approve material related party transaction(s) between the Company Ordinary and certain Identified Related Parties 10. To consider and approve material related party transaction(s) between Cairn Energy Ordinary Hydrocarbons Limited (“CEHL”), a material subsidiary of the Company and certain Identified Related Parties The aforesaid Notice is being sent electronically to those members whose names appear in the Register of Members or Register of Beneficial Owners maintained by the Depositories as on the cut-off date i.e., Friday, September 18, 2026 (“Cut-off Date”) received from the Depositories and whose e-mail addresses are registered with the Company / KFin Technologies Limited (“KFin”) / Depositories / Depository Participants (“DPs”). The voting rights of the Members shall be in proportion to their share of the paid-up equity share capital of the Company as on the cut-off date. The Company has engaged the services of KFin for providing e-voting facility to all its members. The details of the procedure to cast the vote forms part of the ‘Notes’ section of the Notice. The e-voting facility will be available during the following period: Commencement of e-voting 9:00 AM (IST) on Sunday, September 27, 2026 End of remote e-voting 5:00 PM (IST) on Monday, October 26, 2026 Members may note that the Notice will also be available on the Company’s website at www.vedantaoilandgas.com, on the website of the Stock Exchanges, i.e., BSE Limited and National Stock Exchange of India Limited at www.bseindia.com and www.nseindia.com respectively and on the website of KFin at evoting.kfintech.com. Request you to kindly take the above on record. Thanking you, Yours sincerely, For Vedanta Oil and Gas Limited (Formerly known as Malco Energy Limited) Shivangi Dhanuka Company Secretary & Compliance Officer Membership No.: A 70586 Encl.: As above VEDANTA OIL AND GAS LIMITED (Formerly known as Malco Energy Limited) Regd. Office: C-103, Atul Projects, Corporate Avenue New Link, Chakala MIDC, Mumbai, Maharashtra – 400 093, CIN: L06100MH2001PLC428719 Telephone No.: 0124-4593223 | E-mail: vogl.sect@cairnindia.com |Website: www.vedantaoilandgas.com POSTAL BALLOT NOTICE [Pursuant to Section 108 and 110 of the Companies Act, 2013 read with Rule 20 and Rule 22 of the Companies (Management and Administration) Rules, 2014] Dear Members, Notice is hereby given that the resolutions set out below are proposed for approval by the members of Vedanta Oil and Gas Limited (the “Company”) by means of Postal Ballot through remote e-voting process (“e-voting”) being provided by the Company to all its members to cast their votes electronically, pursuant to Sections 108 and 110 of the Companies Act, 2013 (the “Act”) read with Rules 20 and 22 of the Companies (Management and Administration) Rules, 2014 (the “Rules”) and other applicable provisions of the Act and the Rules made thereunder [including any statutory amendment(s), modification(s) or re-enactment thereof, for the time being in force] and in accordance with the guidelines issued by the Ministry of Corporate Affairs (“MCA”) through General Circular No. 03/2025 dated September 22, 2025 read together with all previous circulars issued by MCA in this regard (“MCA Circulars”) and other applicable laws, Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”), Secretarial Standard on General Meetings (“SS-2”) issued by the Institute of Company Secretaries of India and other applicable laws, rules and regulations, if any. In compliance with Regulation 44 of the SEBI Listing Regulations, as amended from time to time and pursuant to the provisions of Sections 108 and 110 of the Act read with the Rules framed thereunder and the MCA Circulars, the manner of voting on the proposed resolution(s) is restricted only to remote e-voting i.e., by casting votes electronically instead of submitting postal ballot forms. The instructions related to e-voting process are appended to this Notice. The Board of Directors on September 24, 2026, have appointed Mr. Shivaram Bhat, Practicing Company Secretary (Membership No.: A10454, CP No. 7853) as scrutinizer for conducting the Postal Ballot, through e- voting process, in a fair and transparent manner and he has communicated his willingness to be appointed for the said purpose. Members are requested to carefully read the instructions in the notes provided in this Postal Ballot Notice to cast their vote electronically. The remote e-voting period shall commence on Sunday, September 27, 2026, at 09:00 am (IST) and end on Monday, October 26, 2026, at 05:00 pm (IST). The votes cannot be casted after 05:00 pm (IST) on Monday, October 26, 2026. The Scrutinizer will, upon the conclusion of e-voting, scrutinize the votes cast and shall submit a Scrutinizer’s report of the votes cast in favour or against, if any, to the Chairman or any other person authorised by him in writing who shall countersign the same. The Chairman or any other person authorised by him shall declare the voting results within the prescribed timelines under applicable laws. The said voting results along with the report of the Scrutinizer will also be placed on the website of the Company at www.vedantaoilandgas.com , the website of e-voting agency i.e. KFin Technologies Limited (“KFin”), Registrar & Transfer Agent (“RTA”) of the Company at https://evoting.kfintech.com/ and shall also be displayed at the registered office of the Company. The results shall simultaneously be submitted to the Stock Exchange(s) and be made available at www.bseindia.com and www.nseindia.com. The resolutions shall be deemed to be passed on Monday, October [Showing first 8,000 characters — download PDF for full document]