The Exchange has received the disclosure under Regulation 29(2) of SEBI (Substantial Acquisition of Shares & Takeovers) Regulations, 2011 for Axis Trustee Services Ltd

ATSL/CO/26-27/7805 Date: September 30, 2026 BSE Limited National Stock Exchange of India Phiroze Jeejeebhoy Towers Limited Dalal Street, Fort Exchange Plaza, Mumbai 400 001 Bandra-Kurla-Complex, Bandra (East) E-mail: corp.relations@bseindia.com Mumbai – 400 051 Email: takeover@nse.co.in Hindustan Zinc Limited Yashad Bhavan, Yashadgarh, Udaipur, Rajasthan – 313004 E-mail: hzl.secretarial@vedanta.co.in Dear Sir/ Madam, Subject: Disclosure pursuant to Regulation 29(2) of the SEBI (Substantial Acquisition of Shares and takeovers) Regulations 2011 in relation to Hindustan Zinc Limited (“HZL”). We write in the capacity as the debenture trustee in relation to the unsecured, listed, rated, redeemable, non-convertible debentures (“Debentures”) of upto ₹ 3,500 crore having a face value of INR 1,00,000 (Indian Rupees One Lakh only) each issued by Vedanta Limited (the “Company”), on a private placement basis. In this regard Axis Trustee Services Limited has been appointed as the Debenture Trustee and a Debenture Trust Deed, dated September 28, 2026 (“DTD”) has been executed between the Company and Axis Trustee Services Limited, as the Debenture Trustee. Pursuant to the terms of the DTD, until full and final redemption of the Debentures, the Company is required to directly remain the legal and beneficial owner of 50.1% of the share capital of HZL (on a fully diluted basis), and directly control HZL. The Company is also restricted from creating security over or disposing 50.1% of the entire issued share capital or voting rights in HZL. Pursuant to the requirements of Regulation 29(2) of the SEBI (Substantial Acquisition of Shares and takeovers) Regulations 2011 (as amended till date) (“SAST”), please find attached the disclosure (as set out in Annexure A) in respect of the creation of encumbrance over certain equity shares of HZL, as described in Annexure A. Kindly take the above on record. Thanking you. Yours faithfully, For AXIS TRUSTEE SERVICES LIMITED Authorised Signatory Format for disclosures under Regulation 29(2) of SEBI (Substantial Acquisition of Shares and Takeovers) Regulations, 2011 Name of the Target Company (TC) Hindustan Zinc Limited Name(s) of the acquirer and Persons Acting Axis Trustee Services Limited (as trustee for the in Concert (PAC) with the acquirer holders of the Debentures) Whether the belongs TNo acquirer o Promoter/Promoter group Name(s) of the Stock Exchange(s) where BSE Limited the shares of TC are Listed National Stock Exchange of India Limited Details of the acquisition as follows Number % w.r.t. total % w.r.t. total share/voting diluted share/ capital voting capital wherever of the TC (**) applicable (*) Before the acquisition under consideration, holding of acquirer along with PACs of: a) Shares carrying voting rights Nil Nil Nil b) Shares in the nature of encumbrance (i) Pledge as (i) Pledge as (i) Pledge as (pledge/ lien/ non-disposal undertaking/ existing prior to existing prior to existing prior to other) this disclosure: this disclosure: this disclosure: 5,42,24,928 1.28% 1.28% (ii) Other (ii) Other (ii) Other encumbrance – encumbrance – encumbrance – Non disposal Non disposal Non disposal undertaking undertaking under undertaking under under existing existing facility: existing facility: facility: 50.10% 50.10% 2,116,884,819 [Please see Note [Please see Note [Please see 2] 2] Note 2] c) Voting rights (VR) otherwise than by equity Nil Nil Nil shares d) Warrants/convertible securities/any other Nil Nil Nil instrument that entitles the acquirer to receive shares carrying voting rights in the TC (specify holding in each category) (i) (i) Pledge: 1.28% Pledge: 1.28% e) Total (a+b+c+d) Pledge:5,42,24,9 (i) (ii) Other (ii) Other encumbrance – encumbrance - (ii) Other Non disposal Non disposal encumbrance – undertakings undertakings Non disposal under existing under existing undertaking facility: 50.10% facility: 50.10% under existing [Please see [Please see facility: Note 2] Note 2] 2,116,884,819 [Please see Note 2] Details of acquisition a) Shares carrying voting rights acquired Nil Nil Nil Nil Nil Nil b) VRs acquired otherwise than by equity shares Nil Nil Nil c) Warrants/convertible securities/any other instrument that entitles the acquirer to receive shares carrying voting rights in the TC (specify holding in each category) acquired d) Shares in the nature of encumbrance Other Other Other (pledge/ lien/ non-disposal undertaking/ encumbrance encumbrance encumbrance others) creation– Non creation – Non creation – Non disposal disposal disposal undertaking in undertaking in undertaking in relation to the relation to the relation to the debentures: debentures: debentures: 2,116,884,819 50.10% 50.10% [Please see [Please see Note [Please see Note Other Other Other encumbrance – encumbrance – encumbrance – Non disposal Non disposal in Non disposal in undertaking in relation to the relation to the relation to the debentures: debentures: debentures: 50.10% 50.10% e) Total (a+b+c+/-d) 2,116,884,819 [Please see Note [Please see Note [Please see 1] 1] Note 1] After the acquisition, holding of acquirer along with PACs of: a) Shares carrying voting rights Nil Nil Nil (i) Pledge: (i) Pledge: 1.28% (i) Pledge: 1.28% b) Shares in the nature of encumbrance 5,42,24,928 (pledge/ lien/ non-disposal undertaking/ other) (ii) Other (ii) Other (ii) Other encumbrance – encumbrance – encumbrance – Non disposal Non disposal Non disposal undertaking undertaking under undertaking under various various facilities: under various facilities: 50.10% facilities: 50.10% 2,116,884,819 [Please see [Please see [Please see Note 1 and Note Note 1 and Note Note 1 and 2] 2] Note 2] c) VRs otherwise than by equity shares Nil Nil Nil d) Warrants/convertible securities/any other Nil Nil Nil instrument that entitles the acquirer to receive shares carrying voting rights in the TC (specify holding in each category) after acquisition (i) Pledge: (i) Pledge: 1.28% (i) Pledge: 1.28% e) Total (a+b+c+d) 5,42,24,928 (ii) Other (ii) Other encumbrance – encumbrance – (ii) Other Non disposal Non disposal encumbrance – undertaking under undertaking under Non disposal various facilities: various facilities: undertaking 50.10% 50.10% under various [Please see [Please see facilities: Note 1 and Note Note 1 and Note 2,116,884,819 2] 2] [Please see Note 1 and Note Mode of acquisition (e.g. open market/ public Encumbrance (as explained in the Note 1 and Note 2 issue/ rights issue/ preferential allotment/ inter- below) se transfer/encumbrance, etc.) Date of acquisition of/ date of receipt of intimation of allotment of shares/ VR/ warrants/ September 28, 2026: For creation of encumbrance - convertible securities/ any other instrument that Share amounting to 2,11,68,84,819 which is 50.10%] entitles the acquirer to receive shares in the TC [Note: Please refer to Note 1 and Note 2] Equity share capital / total voting capital of the TC 8,450,638,000 (4,225,319,000 equity shares of INR 2 before the said acquisition each) (as per the summary statement holding of specified securities available on the BSE website as on September 30, 2026 (no. of equity shares) Equity share capital/ total voting capital of the 8,450,638,000 (4,225,319,000 equity shares of INR 2 TC after the said acquisition each) (as per the summary statement holding of specified securities available on the BSE website as on September 30, 2026 (no. of equity shares) Total diluted share/voting capital of the TC 8,450,638,000 (4,225,319,000 equity shares of INR 2 after the said acquisition each) (as per the summary statement holding of specified securities available on the BSE website as on September 30, 2026 (no. of equity shares) Note 1: This is in relation to unsecured, listed, rated, redeemable, non-convertible Debentures (“Debentures”) of upto ₹ 3,500 Crore having a face value of INR 1,00,000 (Indian Rupees One Lakh only) each, on a private placement basis. In this regard Axis Trustee Services Limited has been appointed as t [Showing first 8,000 characters — download PDF for full document]