Closure of Trading Window

Date: 28th September, 2026 Manager - Listing Compliance Corporate Relationship Department, National Stock Exchange of India Limited BSE Limited, ‘Exchange Plaza’. C-1, Block G, P.J. Towers, Dalal Street, Bandra Kurla Complex, Bandra (E), Fort, Mumbai - 400001 Mumbai - 400 051 Scrip Code: 544281 Symbol: ABINFRA Dear Sir/Madam, Subject: Intimation of closure of trading window This is to inform that pursuant to the SEBI (PIT) Regulations, 2015 and the Company's Code of Conduct for Regulating, Monitoring and Reporting of Trading by Insiders, the Trading Window for dealing in the securities of the Company by its Designated Persons will remain closed from Thursday, 1st October, 2026. The closure is in connection with the finalization and approval of financial results for the quarter ending 30th September, 2026. Accordingly, all the Designated Persons, their immediate relatives and other Insiders of the Company are advised not to deal in the Equity Shares of the Company during the aforesaid period. The trading window shall be opened 48 (Forty-Eight) hours after the said results of the Company are declared and disseminated to the Stock Exchanges. An intimation in this regard has been sent to all the Designated Person(s) of the Company. Request to kindly take the same on record. Thanks & Regards, For A B Infrabuild Limited Amrit Suthar Company Secretary and Compliance Officer