General Updates

HZL/2026-27/SECY/43 June 19, 2026 BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers Exchange Plaza, 5th Floor Plot No., C/l, G Block Dalal Street, Fort Bandra-Kurla Complex, Bandra (East), Mumbai – 400 001 Mumbai – 400 051 Kind Attn: General Manager – Department Kind Attn: Head Listing & Corporate of Corporate Services Communication Scrip Code: 500188 Trading Symbol: HINDZINC Dear Sir/Ma’am, Sub: Disclosure under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 ("SEBI Listing Regulations") Pursuant to Regulation 30 of the SEBI Listing Regulations, the Board of Directors on June 19, 2026, at 02:35 pm on the recommendation of the Nomination and Remuneration Committee has approved the appointment of Mr. Amarendu Prakash as the Chief Executive Officer-Designate of the Company with effect from June 19, 2026. A brief profile of Mr. Prakash is as below: Mr. Amarendu Prakash is a distinguished leader with over three decades of experience in the steel industry, spanning operations, project execution, technology, and strategic management. As former Chairman & Managing Director of SAIL, he was spearheading the Company's transformation agenda, driving capacity expansion, operational excellence, digitalization, and sustainability initiatives. Prior to assuming the top role, he held several key leadership positions within SAIL, including Director (In- Charge) of Burnpur and Bokaro Steel Plants. A Metallurgical Engineer from BIT Sindri, he joined SAIL in 1991 and has since been instrumental in shaping the organization's growth and competitiveness. This is for your information and records. Thanking You. Yours faithfully, For Hindustan Zinc Limited Aashhima V Khanna Company Secretary & Compliance Officer