Please refer enclosed file.

,1/- � vedanta oil r,.. gas I VOGL/Sec./SE/2026-27 /19 July 29, 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 NSE Scrip Code: VOGL Sub: Outcome of Board Meeting held on July 29, 2026-Integrated Filing (Financial Results) Dear Sir/Ma'am, The Board of Directors of Vedanta Oil and Gas Limited (formerly known as Malco Energy Limited) ("the Company") at its meeting held today, i.e. July 29, 2026, has inter alia considered and approved the Unaudited Consolidated and Standalone Financial Results of the Company for the First Quarter ended June 30, 2026. In this regard, please find enclosed herewith the following: 1. Unaudited Consolidated and Standalone Financial Results of the Company for the First Quarter ended June 30, 2026 ("Financial Results"); 2. Limited Review Report for Financial Results from the Statutory Auditors of the Company, M/s Walker Chandiok & Co LLP, Chartered Accountants, in terms of Regulation 33 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, as amended from time to time ("Listing Regulations"). The report of the Auditors is with unmodified opinion with respect to the Financial Results. The above shall also be made available on the website of the Company at www.vedantaoilandgas.com Further, pursuant to SEBI Master Circular HO/49/14/14(7)2025-CFD-POD2/l/3762/2026 dated January 30, 2026, read with relevant circulars issued by stock exchanges in this regard, the following disclosures are being made: A. Financial Results -Enclosed B. Statement on deviation or variation for proceeds of public issue, rights issue, preferential issue, qualified institutions placement etc. -Not Applicable C. Disclosure of outstanding default on loans and debt securities -Not Applicable D. Disclosure of related party transactions (applicable only for half-yearly filings i.e., 2nd and 4th quarter) - Not applicable for this quarter E. Statement on impact of audit qualifications (for audit report with modified opinion) submitted along-with annual audited financial results (standalone and consolidated separately) (applicable only for annual filing i.e., 4th quarter) -Not Applicable. The meeting of the Board of Directors of the Company commenced at 03:00 p.m. 1ST and concluded at 3:38 p.m. 1ST. We request you to please take the above on record. Thanking you. Yours sincerely, For Vedanta Oil and Gas Limited {Formerly known as Ma/co Energy Limited} Shivangi Dhanuka Company Secretary and Compliance Officer Membership No.: A 70586 Enclosed: As above Vedanta Oil and Gas Limited (formerly named 'Malco Energy Limited") Registered Office: C-103, Atul Projects -corporate Avenue, New Link Road. Chakala, Andheri (E), Mumbai -400093, Maharashtra, India 0124-4593223 I www.vedantaoilandgas.com I vogl.sect@cairnindia.com CIN: U06100MH2001PLC428719 Walker Chandiok &.Co LLP Walker Chandiok & Co LLP 21st Floor, DLF Square Jacaranda Marg. DLF Phase II, Gurugram -122 002 Hacyana, lndia T +91124 462 8099 F +91124 462 8001 Independent Auditor's Review Report on Consolidated Unaudited Quarterly Financial Results and Year to Date Results of the Company pursuant to the Regulation 33 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (as amended) To the Board of Directors of Vedanta Oil and Gas Limited (Formerly known as Malco Energy Limited) L We. ha,fe reviewed the accompanying statement of unaudited consolidated financial results ('the Statement') of Vedanta Oil :ind Gas Limited ('the Holding Company') and its subsidiaries (the Holding Company and its subsidiaries together referred ro as 'the Group'), (refer Annexure I for the list of subsidiaries, included in the Statement) for the quartc.,: ended 30 June 2026 and the consolidated year ro date results for the period 01 April 2026 to 30 June 2026, being submitted by the Holding Company pursuant to the requirements of Regulation 33 of the SEB.1 (Listing Obligations and Disclosure Requirement.s) Regulations, 2015 (as amended) ('Listing Regulations'). 2. Th.is Statement, which is the responsibility of the Holding Company's marui.gement and approved b, the Holding Company's Board of Directors, has been prepared in accordance with the recognition and measurement principles laid down in Indian AccoU11ting Standard 34, Interim Financial Reporting ('Ind 1\S 34'), prescribed under section 133 of the Companies Act, 2013 ('the Act'), and other accounting principles generally accepted in India and is in compliance with the presentation and disclosure requirements of Regulation 33 of the Listing Regulations. Our responsibility is to express a conclu ion on the Statement based on our review. 3. We conducted our review of the Statement in accordance with the Standard on Review ogagernenrs (SRE) 2410, Review of Interim Financial Information Pt'.rformed by the Independent Auditor of the Entity, issued by the Institute of Chartered Accountants of [n<lia. A review of inte.rim financial information consists of making inquiries, primarily of persons responsible for financial and accounting matters, and applying analytical and other review procedures. A review is substantially less in scope than ao audit conducted in accordance with the Standacds on Auditing specified under secdon 143(l0} of the Act, ano consequently, does not enable us to obtain assurance that we would become aware of all significant matters that might be identified in an audit. 1\ccordingly, we do not express an audit opinion. \Ve also performed procedures in accordance with the circular issued by the SEBI unde.r Regulation 33 (8} of the Listing Regulations, to the extent applicable. 4. Based on our review conducted and pmcedures performed as stated in paragraph 3 above, nothing has come to our attention that causes us to bclie,,e that the accompanying Statement, prepared io accordmce with the recognition and measurement principles laid down in Ind AS 34, prescribed under section 133 of the Act, and other accounting principles generally accepted in India, has not disclosed th.e information required to be disclosed in accordance with the requirements of Regulation 33 of the Listing Regulations, including the manner in which it is to be disclosed, or that it contains any material misstatement. Olli1e ~ Walker Chandiok & Co LLP is registered with limned ~all<lity with ldenfilicalion Officu II Bengauu Challd,gam, Cllenna<. Del...-adul\ ~ Hyderabad, KM. Kdl<ata Mumba l\ew Om. N<Hda .Id P= lllimber MC-2085 and has its registered office at L- 4 t. Connaught Circus. Outer Circle. New Odii. 110001. India Walker Chandiok &.Co LLP Independent Auditor's Review Report on Consolidated Unaudited Quarterly Financial Results and Year to Date Results of the Com.pany pursuant to the Regulation 33 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (as amended) (Cont'd) 5. \Ve draw attention to Note 8 to the accompanying Statement, which describes the uncertainty relating to the ongoing litigation in relation to extension oft he Production Sharing Contract (PSC) for Cam bay Block (CB OS/2) with l:vlinistrr of Petroleum & Natural Gas ('MoPNG') wherebr the Holding Company's petition against the rejection letter earlier issued br ~loPNG has been dismissr..d by the Hoo'blc Delhi High Court vide order dated 22 July 2026. The Holding Company has filed an appeal before the Divisional bench of Hon'ble High Court against the said order which is currently sub-juclice. Consequently, the management of the Holding Company has recognised a provision for impairment of ~379 crore in the current quarter against the carrying value of non-financial assets and ce.rtain balances pertaining to Cambay Block and basis legal assessment, the management is of the view that no further adjustments ate necessary in the accompanying consolidated financial results f [Showing first 8,000 characters — download PDF for full document]