Update on pending Legal Case is submitted.

No. HCL/SCY/SE/2026 Date: 30.10.2026 To, To, BSE Limited National Stock Exchange of India Ltd Phiroze Jeejeebhoy Towers Exchange Plaza, C-1, Block G Dalal Street Bandra-Kurla Complex, Bandra (East) Mumbai 400 001 Mumbai 400 051 BSE Scrip Code: 513599 NSE Symbol: HINDCOPPER Sub: Disclosure of event or information under Para 8 of Part B of Schedule III to Regulation 30 of SEBI LODR Regulations, 2015 Sir/Madam, In continuation to our letter of even number dated 04.05.2026 and 22.09.2026 filed regarding, inter alia, M/s IVRCLMCCDL-TCL-DM Consortium vs Hindustan Copper Limited, following update is submitted please: S. Information required Detail 1. The details of any change As per Notice dated 29.10.2026 from the Hon’ble in the status and / or any High Court of Madhya Pradesh, Jabalpur, it is development in relation informed that IVRCL-MCCDL-TCL-DM Consortium has to such proceedings; filed an appeal (Misc. Petition No. 6506/2026) against the Stay Order dated 16.09.2026 passed by the Commercial Court, Jabalpur before the Madhya Pradesh High Court, Jabalpur, praying for setting aside/modifying the Conditions of the Stay Order dated 16.09.2026, and for grating an interim relief of stay on the Stay Order dated 16.09.2026. The first date of listing before the Madhya Pradesh High Court, Jabalpur was 29.10.2026. HCL’s dealing Advocate appeared and accepted the Notice. The फोनTel: 2283-2226 (Hunting). वेब Web: www.hindustancopper.com, ईमेलEmail: investors_cs@hindustancopper.com High Court has granted HCL time to file reply. The next date of hearing is 14.12.2026. 2. In the case of litigation Not Applicable against key management personnel or its promoter or ultimate person in control, regularly provide details of any change in the status and / or any development in relation to such proceedings; 3. In the event of settlement None, as the matter is subjudice of the proceedings, details of such settlement including - terms of the settlement, compensation/ penalty paid (if any) and impact of such settlement on the financial position of the listed entity. The above is submitted pursuant to Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 for information and record please. Thanking you, Yours faithfully, (Mritunjay Kumar Dev) Company Secretary & Compliance Officer फोनTel: 2283-2226 (Hunting). वेब Web: www.hindustancopper.com, ईमेलEmail: investors_cs@hindustancopper.com