Credit Rating- New

VOGL/SEC./SE/2026-27/06 Date: June 29, 2026 To To BSE Limited, National Stock Exchange of India Limited, Phiroze Jeejeebhoy Towers Exchange Plaza, C-1, Block – G, Dalal Street, Fort Bandra Kurla Complex, Bandra (E), Mumbai - 400 001 Mumbai – 400 051 BSE Scrip Code: 544782 NSE Scrip Code: VOGL Subject: Intimation under Regulation 30 of the 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 wish to inform you that ICRA Limited (“ICRA”), vide its release dated June 29, 2026, published around 5:27 P.M. IST, has assigned credit rating for Long-term-Fund- based-Term loan as below: Name of the Company Rating Vedanta Oil and Gas Limited ICRA AA+ (Stable) The detailed rationale provided by the rating agency can be accessed at the link below: https://www.icra.in/Rationale/ShowRationaleReport?Id=143968 Kindly take the above information on record. Yours sincerely, For Vedanta Oil and Gas Limited (Formerly known as Malco Energy Limited) Shivangi Dhanuka Company Secretary & Compliance Officer Membership No.: A 70586