Please refer the enclosed intimation under Regulation 30 of LODR.

VISL/SEC./SE/2026-27/26 August 14, 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: 544784 NSE Scrip Code: VISL Sub: Disclosure under Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015, as amended Dear Sir/Ma’am Pursuant to Regulation 30 read with Sub-para (20) of Para (A) of Part (A) of Schedule III of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, as amended, (‘SEBI LODR Regulations’), it is to inform you that ESL Steel Limited (“ESL”), a subsidiary of Vedanta Iron And Steel Limited (“VISL”), has received an intimation in Form GST DRC- 01A under Section 74(5) of the Central Goods and Services Tax Act, 2017 dated August 13, 2026 at around 4:16 pm from the Office of the Principal Commissioner, Central Goods and Services Tax and Central Excise, Ranchi. As per the said intimation, the Department has proposed a tax liability of ₹ 39,58,32,544/- (Rupees Thirty-Nine Crores Fifty-Eight Lakhs Thirty-Two Thousand Five Hundred and Forty-Four Only), comprising IGST of ₹ 29,16,89,049/-, CGST of ₹ 3,26,41,238/-, SGST of ₹ 3,26,41,238/- and Cess of ₹ 3,88,61,019/-, along with applicable interest and penalty on account of alleged short reversal of Input Tax Credit (ITC). ESL is in the process of examining the said intimation and shall take appropriate steps in accordance with applicable laws within the prescribed timelines. The Company does not envisage any significant financial and operational impact. The details as required to be provided under Regulation 30 and sub-para 20 of Para A of Part A of Schedule III of the SEBI Listing Regulations, read with SEBI Master Circular No. SEBI circular HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026, are enclosed as “Annexure I”. We request you to please take the above on record. Thanking You, Yours faithfully, For VEDANTA IRON AND STEEL LIMITED Tina Lakhani Company Secretary & Compliance Officer Membership No.: A 34723 Encl.: As above VEDANTA IRON AND STEEL LIMITED Sesa Ghor, 20 EDC Complex, Patto, Panjim, Goa – 403 001, India T +91 832 6713601 | Website: www.vedantaironandsteel.com Email- ContactUs.VISL@vedanta.co.in Registered Office: C-103, Atul Projects, Corporate Avenue New Link, Chakala MIDC, Mumbai, Maharashtra-400093 CIN: L24109MH2023PLC411777 Annexure I Disclosure under Regulations 30 of the LODR read with Schedule III of the LODR and the Master Circular no. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 issued by SEBI on January 30, 2026 Sr. Particulars Details 1. Name of the Authority Office of the Principal Commissioner, Central Goods and Services Tax & Central Excise, Ranchi 2. Nature and details of the action(s) taken, initiated The Central Tax Department, Ranchi has issued an or order(s) passed. intimation in Form GST DRC-01A under Section 74(5) of the CGST Act, 2017 alleging short reversal of ITC pertaining to issuance of credit notes during FY 2020-21 to FY 2022-23. 3. Date of receipt of direction or order, including August 13, 2026 any ad-interim or interim orders, or any other communication from the authority 4. Details of the violation(s)/ contravention(s) As per the intimation, the Department has alleged short committed or alleged to be committed reversal of ITC amounting to ₹ 39,58,32,544/-, comprising IGST of ₹ 29,16,89,049/-, CGST of ₹3,26,41,238, SGST of ₹ 3,26,41,238/- and Cess of ₹ 3,88,61,019/-, during FY 2020-21 to FY 2022-23, in contravention of the provisions of the Central Goods & Service Tax Act, 2017 read with Jharkhand GST Act, 2017 and read with IGST Act, 2017 and read with GST (Compensation to States) Act, 2017. 5. Impact on financial, operation or other activities ESL is evaluating appropriate legal remedy against the of the listed entity, quantifiable in monetary said intimation and shall take appropriate steps in terms to the extent possible accordance with applicable laws within the prescribed timelines. Further, the Company envisages no material impact on the financial, operations and/ or other activities due to the said intimation. VEDANTA IRON AND STEEL LIMITED Sesa Ghor, 20 EDC Complex, Patto, Panjim, Goa – 403 001, India T +91 832 6713601 | Website: www.vedantaironandsteel.com Email- ContactUs.VISL@vedanta.co.in Registered Office: C-103, Atul Projects, Corporate Avenue New Link, Chakala MIDC, Mumbai, Maharashtra-400093 CIN: L24109MH2023PLC411777