Updates

Date: July 2, 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 Dear Sir / Ma’am, Ref: Scrip Code: 532947, Symbol: IRB Sub: Approval of Postal Ballot Notice. We refer to our disclosure dated May 20, 2026, intimating the approval of the Board of Directors of the Company for the material related party arrangements to provide operation and maintenance (O&M) works and to continue to act as the project manager pursuant to an extension of the tenure of existing agreements in relation to the projects implemented by 12 Project SPVs of IRB Infrastructure Trust. Please note that the Board of Directors of the Company at its meeting held today i.e. July 2, 2026, has approved Postal Ballot to be conducted in accordance with the provisions of Section 110 of the Companies Act, 2013 read with the Companies (Management and Administration), Rules, 2014 and approved the Notice for below mentioned resolution for approval of the Members of the Company: Item No. Description of Resolution 1 To consider and approve material related party transactions in relation to extension of the term of project implementation agreements with 12 Project SPVs of IRB Infrastructure Trust. You are requested to kindly take note of the same. For IRB Infrastructure Developers Limited Mehul Patel Company Secretary