IRB Infrastructure Developers Limited — Capital/Financing Update 2025

Aug 11, 2025

August 11, 2025

To, Corporate Relationship Department, BSE Limited Phiroze Jeejeebhoy Towers Dalal Street, Mumbai 400 001

Listing Department, National Stock Exchange of India Limited Exchange Plaza, C-1 Block G Bandra Kurla Complex, Bandra (E), Mumbai 400 051

Dear Sir / Madam,

Ref.: Scrip Code: 532947; Symbol: IRB

Sub.: Intimation of Board meeting

Please note that the Meeting of the Board of Directors of the Company will be held on Thursday, August 14, 2025, to consider and take on record, inter-alia:

• a) Consolidated & Standalone Unaudited Financial Results of the Company for the quarter ended June 30, 2025.

• b) Declaration of Interim Dividend for financial year 2025-26, if any.

Further, pursuant to Regulation 42 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, please note that the “Record Date” for the purpose of Interim Dividend, if declared by the Board of Directors of the Company, will be August 29, 2025.

You are requested to take note of the same.

For IRB Infrastructure Developers Limited

Digitally signed Mehulkuma by Mehulkumar r Natwarlal Natwarlal Patel Patel Date: 2025.08.11 17:39:31 +05'30' Mehul Patel

Company Secretary