Tata Power Company Ltdhas informed BSE that the meeting of the Board of Directors of the Company is scheduled on 11/11/2026 ,inter alia, to consider and approve i) Audited Financial Results (Standalone) and ii) Unaudited Consolidated Financial Results of the Company for the quarter and half year ended September 30, 2026.

October 7, 2026 BSE Limited National Stock Exchange of India Limited Corporate Relationship Department Exchange Plaza, C-1, Block G, Phiroze Jeejeebhoy Towers Bandra-Kurla Complex, Dalal Street Bandra (East) Mumbai – 400 001. Mumbai – 400 051. Scrip Code: 500400 Symbol: TATAPOWER Sub.: Notice of Board Meeting Dear Sir/Madam, A meeting of the Board of Directors of the Company will be held on Wednesday, November 11, 2026 to consider inter alia: i) the Audited Financial Results (Standalone) and ii) Unaudited Consolidated Financial Results of the Company for the quarter and half year ended September 30, 2026. This notice is being submitted pursuant to Regulation 29(1) read with Regulation 50(1) of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, as amended from time to time. Further, in accordance with Tata Code of Conduct for Prevention of Insider Trading, the Trading Window for dealing in the Company’s securities was closed from Thursday, September 24, 2026 and will open 48 hours after declaration of the said results. Yours Sincerely, For The Tata Power Company Limited Vispi S. Patel Company Secretary FCS 7021