As enclosed.

REF: SECT/09/2026/14 DATE: SEPTEMBER 28, 2026 To, T o , The Managing Director The General Manager National Stock Exchange of India Limited BSE Limited Exchange Plaza, P.J. Towers, Bandra Kurla Complex, Dalal Street, Fort, Bandra – East, Mumbai – 400 051 Mumbai - 400 001 NSE Symbol – RSYSTEMS BSE Scrip Code – 532735; 977286 Dear Sir/Madam, SUB: INTIMATION REGARDING CLOSURE OF TRADING WINDOW In terms of R Systems International Limited Code of Conduct for Internal Procedures and to Regulate, Monitor and Report Trading by Insiders framed under the SEBI (Prohibition of Insider Trading) Regulations, 2015, as amended, it is hereby informed that the trading window for dealing in the securities of R Systems International Limited (the “Company”) will be closed for the designated persons of the Company and their immediate relatives with effect from Thursday, October 01, 2026 upto 48 hours from the date of declaration of financial results for the quarter and nine months ending September 30, 2026. The date of the Board Meeting to approve the financial results for the quarter and nine months ending on September 30, 2026, will be communicated separately. This is for your information and records. Thanking You, For R Systems International Limited Gurprit Singh (Company Secretary & Compliance Officer) R SYSTEMS INTERNATIONAL LIMITED Corporate Office Contact details Registered Office 3rd Floor, Tower No. 1, IT/ITES SEZ of Artha Infratech Pvt. Ltd. +91-120-4303500 GF-1-A, 6, Devika Tower Nehru Plot No. 21, Sector TechZone-IV, Greater Noida West rsil@rsystems.com Place New Delhi 110019, India Gautam Buddha Nagar, Uttar Pradesh, 201306, India www.rsystems.com CIN: L74899DL1993PLC053579