IRB Invit Fund has informed the Exchange regarding Issue of units through Institutional placement on 28/09/2026

Date: September 28, 2026 Corporate Relationship Department, Listing Department, BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, Exchange Plaza, C-1 Block G, Dalal Street, Mumbai 400 001 Bandra Kurla Complex, Bandra (E), Mumbai 400 051 Ref.: Scrip Code: 540526, Symbol: IRBINVIT Sub: Institutional placement of units (the “Units” and such institutional placement, “Issue”) of IRB InvIT Fund (“Trust”) under the Securities and Exchange Board of India (Infrastructure Investment Trusts) Regulations, 2014, as amended (“SEBI InvIT Regulations”) and the master circular issued by the Securities and Exchange Board of India bearing number SEBI/HO/DDHS-PoD-2/P/CIR/2025/102 dated July 11, 2025, as amended (“Master Circular”) This is in furtherance of our intimation dated September 24, 2026, in relation to the Issue. The Committee of the Directors of IRB Infrastructure Private Limited (“Committee”) has at its meeting held today i.e. September 28, 2026, inter alia, passed the following resolutions: a. Approved the closure of the Issue today (i.e. September 28, 2026) with immediate effect, pursuant to the receipt of application forms and the funds in the escrow account from the eligible institutional investors in accordance with the terms of the Issue; b. Determined and approved, in accordance with the SEBI InvIT Regulations and the Master Circular, the allocation of 317,460,316 Units at an Issue price of ₹63/- per Unit, which is at a discount of ₹1.26/- per Unit i.e. 1.96% to the floor price of ₹64.26 per Unit upon the closure of the Issue, determined according to the formula prescribed under paragraph 7.9.1 of the Master Circular, for the Units to be allotted to the eligible institutional investors in the Issue; c. Approved and finalized the confirmation of allocation note to be sent to eligible institutional investors, intimating them of the allocation of Units pursuant to the Issue; and d. Approved the placement document dated September 28, 2026, in connection with the Issue. You are requested to take note of the same. Thanking you. Yours faithfully, For IRB Infrastructure Private Limited (Investment Manager to IRB InvIT Fund) Swapna Arya Company Secretary and Compliance Officer Membership Number – A32376 IDBI Trusteeship Services Limited Ground Floor, Universal Insurance Building, Sir Phirozshah Mehta Road, Fort Mumbai 400 001