Clean Science And Technology Ltdhas informed BSE that the meeting of the Board of Directors of the Company is scheduled on 31/10/2026 ,inter alia, to consider and approve Enclosed are the details of Board meeting which will be held on 31.10.2026

17.10.2026 BSE Limited National Stock Exchange of India Limited Phiroze JeeJeebhoy Towers, Exchange Plaza, Plot no. C/1, Dalal Street, G Block, Bandra-Kurla Complex Fort, Mumbai – 400 001 Bandra (E), Mumbai - 400 051 Scrip Code: 543318 Trading Symbol: CLEAN Subject: Prior Intimation of the Board Meeting to consider Un-audited Standalone and Consolidated Financial Results for the Quarter and Half Year ended 30th September, 2026. Dear Sir/Madam Pursuant to Regulation 29 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, intimation is hereby given that, a meeting of the Board of Directors of the Company will be held on Saturday, 31st October, 2026, to inter alia, consider and approve the Un-audited Standalone and Consolidated Financial Results for the Quarter and Half Year ended 30th September, 2026. In accordance with the Code of Conduct for Regulating, Monitoring and Reporting of Insider Trading in Securities of the Company, the trading window of the Company has been closed for trading in shares of the Company by its designated persons and their immediate relatives from Thursday, 1st October, 2026 and will reopen 48 hours after the announcement of financial results by the Company. The intimation is also being uploaded on the website of the Company at www.cleanscience.co.in You are requested to take above information on record. Thanking You. For Clean Science and Technology Limited Ruchita Vij Company Secretary and Compliance Officer