Detailed disclosure attached

JSWSL: MUM: SEC: SE: 2026-27/09/07 September 25, 2026 1. National Stock Exchange of India Ltd. 2. BSE Limited Exchange Plaza, Plot No. C/1, G Block Corporate Relationship Dept. Bandra – Kurla Complex Phiroze Jeejeebhoy Towers Bandra (E), Mumbai – 400 051 Dalal Street, Mumbai – 400 001. NSE Symbol: JSWSTEEL Scrip Code No.500228 Kind Attn.: Listing Department Kind Attn.: Listing Department Sub: Intimation under Regulation 30 of the Securities Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”) Dear Sir/Madam, Further to our intimation dated July 17, 2026, we wish to inform you that, JSW One Platforms Limited has filed a Draft Red Herring Prospectus (“DRHP”) dated September 24, 2026, with the Securities and Exchange Board of India, BSE Limited and National Stock Exchange of India Limited in connection with its Initial Public Offer (“IPO”) of equity shares. The IPO remains subject to receipt of necessary regulatory approvals, market conditions and other considerations. This is for your information and records. Thanking you, Yours faithfully, For JSW STEEL LIMITED Manoj Prasad Singh Company Secretary (in the interim capacity) CC: Singapore Exchange Securities Trading Limited 11 North Buona Vista Drive, #06-07, The Metropolis Tower 2, Singapore 138589 Hotline: (65) 6236 8863 Fax: (65) 6535 0775