Indosolar Ltdhas informed BSE that the meeting of the Board of Directors of the Company is scheduled on 21/10/2026 ,inter alia, to consider and approve financial results for the quarter and half year ended on September 30, 2026

October 15, 2026 To, To, National Stock Exchange of India Limited BSE Limited Exchange Plaza’. C-1, Block G, Phiroze Jeejeebhoy Towers, Bandra Kurla Complex, Bandra (E), Mumbai - 400 051 Dalal Street, Fort, Mumbai – 400 001 Company Symbol: WAAREEINDO Script Code: 533257 ISIN: INE866K01023 Subject: Intimation of Board Meeting to be held on October 21, 2026 Dear Sir/Madam, Pursuant to Regulation 29(1)(a) of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015, we hereby inform you that a meeting of the Board of Directors of the Company is scheduled to be held on Wednesday, October 21, 2026, inter alia, to consider and approve the standalone unaudited financial results of the Company for the quarter and half year ended on September 30, 2026, along with the limited review report thereon. Further, pursuant to the Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations, 2015 and the Code of Conduct of the Company, the trading window for dealing in the securities of the Company has already been closed for all the designated persons and their immediate relatives from Thursday, October 01, 2026 and shall remain closed till 48 hours after the declaration of the financial results for the quarter and half year ended on September 30, 2026. The above information will also be available on the website of the Company at www.indosolar.co.in We request you to please take the afore-mentioned information on record and oblige. For, Indosolar Limited Akalpita Harnish Patel Company Secretary and Compliance Officer Membership No-ACS40528 Email id: akalpitapatel@waaree.com Indosolar Limited Registered Office: Unit No. 301, 3rd floor, Building 02, Southern Park", Saket, New Delhi-110017. Tel : +91-120-4762500 Factory: 3C/1eco Tech -11, Udyog Vihar, Greater Noida – 201306, Uttar Pradesh, India | CIN: L18101DL2005PLC134879