Please refer enclosed file

VOGL/Sec./SE/2026-27/25 August 17, 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: Intimation under Regulation 30 of Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 ("SEBI Listing Regulations") Dear Sir/Ma’am, We wish to inform you that, pursuant to the listing of the equity shares of Vedanta Oil and Gas Limited (formerly known as MALCO Energy Limited) (“Company”) on the stock exchanges with effect from June 15, 2026, and consequent to the application filed with the Registrar of Companies, the Corporate Identification Number (CIN) of the Company has been changed from U06100MH2001PLC428719 to L06100MH2001PLC428719. Consequent to the aforesaid change, the status of the Company on the Ministry of Corporate Affairs (MCA) portal has also been updated from "Unlisted" to "Listed". A copy of the updated Company Master Data, as available on the MCA portal, is enclosed herewith for your information and record. The above information is also available on the website of the Company at www.vedantaoilandgas.com We request you to kindly take the said information on record. Thanking you. Yours sincerely, For Vedanta Oil and Gas Limited (Formerly known as Malco Energy Limited) Shivangi Dhanuka Company Secretary and Compliance Officer Membership No.: A 70586 Enclosed: as above Ministry Of Corporate Affairs Date : 17-08-2026 11:46:46am Company Information CIN L06100MH2001PLC428719 Company Name VEDANTA OIL AND GAS LIMITED ROC Name ROC Mumbai I Registration Number 428719 Date of Incorporation 18/01/2001 Email Id COMPANY[dot]SECRETARY[at]VEDANTA[dot]CO[dot]IN C-103, ATUL PROJECTS-CORPORATE AVENUE, NEW LINK Registered Address ROAD, CHAKALA, ANDHERI, (E), Chakala Midc, Mumbai, Mumbai, Maharashtra, India, 400093 Address at which the books of account are PROJECT SITE OFFICE, VILLAGE BHURKAMUNDA, to be maintained JHARSUGUDA, Orissa, India, 768202 Listed in Stock Exchange(s) (Y/N) Yes Category of Company Company limited by shares Subcategory of the Company Non-government company Class of Company Public ACTIVE compliance ACTIVE Compliant Authorised Capital (Rs) 74,12,01,00,000 Paid up Capital (Rs) 3,91,06,86,689 Date of last AGM 30/04/2026 Date of Balance Sheet 31/03/2026 Company Status Active Small Company No Jurisdiction ROC (name and office) ROC Mumbai I RD (name and Region) RD Mumbai, Western Region Directorate I