Trading Window Closure

Regd. Office:3rd floor, Core-2 Premises no-04-MAR, Plot no-AF- Rajarhat,Kolkata-700156 PHONE; 033-2324-6526, E-MAIL: A Maharatna ईिेल: comsec2.cil@coalindia.in comsec2.cil@coalindia.in Company WEBSITE: www.coalindia.in वेबसाइट: www.coalindia.in CIN- L23109WB1973GOI028844 सी आई एन - L23109WB1973GOI028844 Ref No. CIL: XI (D):04161:2026:35280 Dated: 24.09.2026 Listing Department, Listing Department, National Stock Exchange of India Limited, Bombay Stock Exchange Limited, Exchange Plaza, Bandra Kurla Complex, 14th Floor, P.J.Towers, Dalal Street, Mumbai- 400 051 Mumbai – 400 001 Ref: ISIN – INE522F01014 Ref no-533278 Dear Sir / Madam, Sub: Trading Window Closure This is to inform that the Trading Window shall be closed pursuant to the Coal India Limited Code to Regulate, Monitor and Report Trading by Directors, Promoters, Designated Employees and Specified Connected Persons of the Company and Subsidiaries of the Company from 1st Oct’26 till 48 hours of declaration of Standalone and Consolidated Unaudited Financial Results for the 2nd Quarter and half year ended 30th September’26 (Financial Year 2026-2027). You are requested to disseminate the above information on your respective websites. Yours sincerely, For and on behalf of Coal India Limited B.P.Dubey Executive Director (CS) & Compliance Officer