Hindustan Zinc Ltd.

Pursuant to Regulation 30 and 51 of SEBI Listing Regulations, Hindustan Zinc has informed that the rating has been withdrawn by the Company from the platform of India Ratings and Research (Ind-Ra) on June 05, 2025, as details enclosed. The letter of the rating received from Ind-Ra is also enclosed.

The above information is a part of company’s filings submitted to BSE.