Closure of trading Window for the Half Year ending 30th Sept 2026 of the FY 2026-27

Ref.No: SISLP/2026-2027/034 Date: 30.09.2026 The Manager – Listing Compliance, Department of Corporate Service, The BSE Limited, P.J. Towers, Dalal Street, Fort, Mumbai – 400 001 Scrip Code: 543598-SISL Dear Sir/Madam, Subject: Intimation of Closure of Trading Window We wish to inform you that in terms of Shantidoot Infra Services Limited’s (“the Company”) Code of Conduct to Regulate, Monitor, and Report Trading by Insiders and Designated Persons, framed pursuant to the SEBI (Prohibition of Insider Trading) Regulations, 2015, the trading window of the Company will remain closed for dealing in the securities of the Company for the Designated Persons and their immediate relatives defined in the Code from Thursday, 01st October 2026 till 48 hours after the declaration of the Un-Audited Financial Results (Standalone) of the Company for the First Half year ending 30th September 2026 of the FY 2026-27. The date of the Board Meeting to consider the Company’s Un-Audited Financial Results (Standalone & Consolidated) for the First Half year ending 30th September 2026 will be intimated in due course. This is for your information and records. Thanking You, For and on behalf of For Shantidoot Infra Services Limited Anamika Singh Company Secretary & Compliance Officer Membership No.: 075226