Intimation for closure of Trading Window

CMSINFO/SDVS/2609/005 September 24, 2026 BSE Limited National Stock Exchange of India Limited Listing Department, Exchange Plaza, C-1, Block-G, 1st Floor, PJ Towers, Dalal Street, Bandra Kurla Complex, Bandra (East), Fort, Mumbai – 400 001 Mumbai – 400 051 Scrip Code: 543441 Symbol: CMSINFO Dear Sir/Madam, Subject: Intimation of Closure of Trading Window Pursuant to the provisions of Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations, 2015 and the Company’s Code of Internal Procedures and Conduct for Regulating, Monitoring and Reporting of Trading by Insiders, we wish to inform you that Trading Window for dealing in the securities of the CMS Info Systems Limited (‘’the Company”) by the Designated Persons and their Immediate Relatives shall remain closed from Thursday, October 1, 2026 pending approval of the Unaudited Financial Results (Standalone & Consolidated) of the Company for the quarter and half year ending September 30, 2026 (“said results”). The trading window will be opened 48 (Forty-eight) hours after the said results of the Company are declared and disseminated to the Stock Exchanges. You are requested to kindly take the above on your records. Thanking you, For CMS Info Systems Limited Debashis Dey Company Secretary and Compliance officer Regd. Office: T-151, 5th Floor, Tower No.10, Sector-11, railway station complex, CBD Belapur, Navi Mumbai- 400 614 | T: +91-22-4889 7400 | F: +91-22-4889 5177 CMS Info Systems Limited |CIN: L45200MH2008PLC180479 | www.cms.com | E: contact@cms.com