Tata Steel Limited

Declaration of Voting Results & Voting Rights Announcements • Dec 19, 2025

National Storage Mechanism | Additional information

RNS Number : 3300M

Tata Steel Limited

19 December 2025

Ref.: SEC/1394/2025-26

December 19, 2025

London Stock Exchange

London

Dear Madam, Sirs,

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

This is further to our disclosures dated May 12, 2025, June 25, 2025, July 10, 2025, August 26, 2025, September 24, 2025 and October 29, 2025 regarding infusion of funds by Tata Steel Limited ('Company') by way of subscription to equity shares of T Steel Holdings Pte. Ltd ('TSHP'), a wholly owned foreign subsidiary of the Company.

In this connection, we wish to inform you that, the Company has today i.e., on December 19, 2025, acquired 148,80,95,239 equity shares of face value USD 0.1008 each aggregating to USD 150 million (₹1,354.94 crore*) in TSHP. Post this acquisition, TSHP will continue to be a wholly owned foreign subsidiary of the Company.

This disclosure is being made in compliance with Regulation 30 and 51 read with 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 ₹90.3291 as published by Reserve Bank of India on

December 17, 2025.

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