Disclosure under SEBI Takeover Regulations

Date: June 19, 2026 BSE Limited Na(cid:415)onal Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, Exchange Plaza, Dalal Street, Fort Bandra-Kurla-Complex, Bandra (East) Mumbai – 400 001 Mumbai – 400 051 E-mail: corp.rela(cid:415)ons@bseindia.com Email: takeover@nse.co.in Hindustan Zinc Limited Yashad Bhawan, Yashadgarh Udaipur, Rajasthan – 313 004 E-mail: hzl.secretarial@vedanta.co.in Dear Sir/Madam, Subject: Disclosure under Regulation 31 of the Securities and Exchange Board of India (Substantial Acquisition of Shares and Takeovers) Regulations, 2011 (“Takeover Regulations”). We, Vedanta Limited (the “Company”), refer to our previous disclosure dated July 18, 2024 (“Earlier Disclosure”), wherein, we had informed regarding the creation of encumbrance over the equity shares of Hindustan Zinc Limited (“HZL”), a subsidiary of the Company. Pursuant to the prepayment on June 17, 2026 of the Facility as disclosed under the Earlier Disclosure, all the Encumbrances created pursuant to the Facility Agreement and as disclosed under the Earlier Disclosure have now been fully released with effect from the date of prepayment. Given the nature of conditions and/or arrangements under the Facility Agreement, the Encumbrances and other conditions therein which are being released are likely to fall within the definition of the term ‘encumbrance’ provided under Chapter V of the Takeover Regulations. The enclosed disclosure is being made under Regulation 31 of the Takeover Regulations read with Securities and Exchange Board of India's Master circular dated February 16, 2023, bearing reference no. SEBI/HO/CFD/PoD-1/P/CIR/2023/31 in relation to the above considering the definition of the term “encumbrance” for the purposes of Chapter V of the Takeover Regulations. Request you to kindly take the above on record. Yours faithfully, For and on behalf of Vedanta Limited Authorised Signatory Encl.: a/a ANNEXURE – 1 Disclosure by the Promoters to the stock exchanges and to the Target Company for encumbrance of shares / invocation of encumbrance/ release of encumbrance, in terms of Regulations 31(1) and 31(2) of SEBI (Substantial Acquisition of Shares and Takeovers) Regulations, 2011 Name of the Target Company (TC) Hindustan Zinc Limited Names of the stock exchanges where the shares of the target company are listed BSE Limited and National Stock Exchange of India Limited Date of reporting June 19, 2026 Names of the promoters or PAC on whose shares encumbrance has been created/ released VEDANTA LIMITED /invoked Details of the creation of encumbrance: Name of the Promoter holding in the Promoter holding Details of events pertaining to encumbrance (3) Post event holding of promoter(s) target company (1) already encumbered (2) encumbered shares {creation or PACs with [(2)+(3)] / release [(2)-(3)] / him* invocation [(1)-(3)]} Number % of Number % of Type of event Date of Type of Reasons for Number % of Name of the Number % of total total total (creation / creation/ encumbrance encumbrance** share entity in share capital share share release / release/ (pledge/ lien/ capital whose favour capital capital invocation) invocation of non disposal shares encumbrance undertaking/ encumbered others) *** Vedanta 2,56,52,71,353 60.71 2,32,58,03,748 55.04 Release June 17, Others. Please refer to 2,11,68,84,819 50.10 Victory XII 2,32,58,03,748 55.04 Limited 2026 (Please refer the Note 1 Pte. Ltd. (Refer Note 2) (Refer Note 2) to the Note 1 below. (Please refer below) to the Note 1 below) Total 2,56,52,71,353 60.71 2,32,58,03,748 55.04 - - - - 2,11,68,84,819 50.10 - 2,32,58,03,748 55.04 Note 1: We, Vedanta Limited (the “Company”), refer to our previous disclosure dated July 18, 2024 (“Earlier Disclosure”), wherein, we had informed regarding the creation of encumbrance over the equity shares of Hindustan Zinc Limited (“HZL”), a subsidiary of the Company. Pursuant to the prepayment on June 17, 2026 of the Facility as disclosed under the Earlier Disclosure, all the Encumbrances created pursuant to the Facility Agreement and as disclosed under the Earlier Disclosure have now been fully released with effect from the date of prepayment. Given the nature of conditions and/or arrangements under the Facility Agreement, the Encumbrances and other conditions therein which are being released are likely to fall within the definition of the term ‘encumbrance’ provided under Chapter V of the Takeover Regulations. The enclosed disclosure is being made under Regulation 31 of the Takeover Regulations read with Securities and Exchange Board of India's Master circular dated February 16, 2023, bearing reference no. SEBI/HO/CFD/PoD-1/P/CIR/2023/31 in relation to the above considering the definition of the term “encumbrance” for the purposes of Chapter V of the Takeover Regulations. Note 2: There are various existing encumbrances including encumbrances by way of pledge and non-disposal undertaking on holding in HZL created through depository system for facilities entered by the Company, for which required disclosures have been filed from time to time. The current encumbrance on 50.1% has been released due to the nature of the conditions and arrangements under the Facility Agreement i.e., the Company is required to directly or indirectly hold at least 50.1% of the entire issued share capital of or voting rights in HZL and directly or indirectly control HZL. Hence, the “Post event holding of encumbered shares” shall not aggregate to the sum of “Promoter holding already encumbered” and “Details of events pertaining to encumbrance”. Signature of the Authorized Signatory For and on behalf of Vedanta Limited Place: New Delhi Date: June 19, 2026 *The names of all the promoters, their shareholding in the target company and their pledged shareholding as on the reporting date should appear in the table irrespective of whether they are reporting on the date of event or not. ** For example, for the purpose of collateral for loans taken by the company, personal borrowing, third party pledge, etc. ***This would include name of both the lender and the trustee who may hold shares directly or on behalf of the lender.