IRB Infrastructure Developers Limited — Regulatory Filings 2025

Nov 7, 2025

November 7, 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 Wednesday, November 12, 2025, to consider and take on record, inter-alia:

• a) Consolidated & Standalone Unaudited Financial Results of the Company for the quarter and six months ended September 30, 2025.

• b) Declaration of 2[nd] 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 November 18, 2025.

You are requested to take note of the same.

For IRB Infrastructure Developers Limited

Mehulkuma Digitally signed by Mehulkumar r Natwarlal Natwarlal Patel Patel Date: 2025.11.07 16:58:15 +05'30'

Mehul Patel

Company Secretary