IRB Infrastructure Developers Limited — Regulatory Filings 2025

May 20, 2025

May 20, 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

Ref.: Scrip Code: 532947, Symbol: IRB

Sub.: Regulation 30 - Audio recording for the Earnings Call held on May 20, 2025.

Dear Sir / Madam,

Pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, the audio recording of the Earnings Call is now made available on the website of the Company at www.irb.co.in.

Kindly take the same on your record.

Thanking you,

Yours faithfully,

For IRB Infrastructure Developers Limited

Mehulkumar Digitally signed by Mehulkumar Natwarlal Natwarlal Patel Date: 2025.05.20 Patel 12:17:26 +05'30' Mehul Patel Company Secretary