Ref.: SEC/558/2026-27

June 24, 2026

London Stock Exchange

London

Dear Madam, Sirs,

Sub:  Acquisition of equity stake in T Steel Holdings Pte. Ltd

This is further to our earlier disclosures in relation to the above-mentioned subject, the latest being March 24, 2026.

The Board of Directors of Tata Steel Limited ('Company') at its meeting held on March 17, 2026, had inter alia approved the infusion of additional funds up to USD 2 Billion (~₹18,488.10 crore), enhancing the aggregate investment limit up to USD 26.21 Billion, by way of subscription to equity shares of T Steel Holdings Pte. Ltd ('TSHP'), a wholly owned foreign subsidiary of the Company, in one or more tranches. 

In this connection, we wish to inform you that, the Company has today i.e., on June 24, 2026, acquired 199,07,40,741 equity shares of face value USD 0.0864 each aggregating to
USD 172 million (₹1,625.29 crore*) in TSHP. Post this acquisition, TSHP will continue to be a wholly owned subsidiary of the Company.

This disclosure is being made in compliance with Regulation 30 and 51 read with Para A of Part A of Schedule III of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015, as amended.

*USD to INR exchange rate has been taken as ₹94.4938 as published by Reserve Bank of India on
June 22, 2026.