Updates

October 8, 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, Ref.: Scrip Code: 532947, Symbol: IRB Subject: Toll Revenue for the month of September 2026 Please find enclosed Project-wise toll revenue for the month of September 2026 for the entities mentioned in the disclosure. Please find enclosed a press release in this regard. Kindly take the same on record. For IRB Infrastructure Developers Limited Mehul Patel Company Secretary IRB Infrastructure Developers Limited Gross Toll Revenue for September 2026 increased by ~24% on Y-o-Y basis (Rs. in millions) Sr. September September Relationship Company Name No. 2026 2025 with entities 1 IRB MP Expressway Private Limited 1,621 1,396 Wholly-owned 2 IRB Ahmedabad Vadodara Super Express 795 666 Subsid iaries Tollway Private Limited 3 CG Tollway Limited 338 339 4 Udaipur Tollway Limited 285 259 5 Palsit Dankuni Tollway Private Limited 226 210 6 AE Tollway Limited 222 222 7 Yedeshi Aurangabad Tollway Limited 220 227 Joint Ventures - 8 IRB Westcoast Tollway Limited 130 114 Entities under- 9 Solapur Yedeshi Tollway Limited 121 116 10 IRB Golconda Expressway Private Limited 812 704 Infrastructure 11 Samakhiyali Tollway Private Limited 114 103 Trust (Pvt. 12 IRB Lalitpur Tollway Private Limited 425 371 Inv IT) 13 IRB Kota Tollway Private Limited 61 65 14 IRB Gwalior Tollway Private Limited 126 108 15 IRB Harihara Corridors Private Limited # 493 - 16 IRB Chandibhadra Tollway Private Limited ## 204 - 17 Meerut Budaun Expressway Limited ### 131 - 18 IRB Tumkur Chitradurga Tollway Limited 375 337 19 IRB Pathankot Amritsar Toll Road Limited 139 124 IRB InvIT 20 IRB Jaipur Deoli Tollway Limited 166 159 Fund (Public 21 IRB Talegaon Amaravati Tollway Limited 75 70 InvIT) 22 Kaithal Tollway Limited * 123 115 23 Kishangarh Gulabpura Tollway Limited * 222 229 24 IRB Hapur Moradabad Tollway Limited * 301 289 Total: 7,725 6,223 # The Project SPVs has received the Appointed Date from NHAI & Toll Collection commenced from 23rd January 2026 ## The Project SPVs has received the Appointed Date from NHAI & Toll Collection commenced from 1st April 2026 ###The Project SPVs Toll Collection has been commenced from 17th May 2026 * The assets are acquired on 1st November 2025. However, the numbers for previous period are presented only for comparison purposes. Press Release IRB Group Records Approx. 24% YoY Growth in Toll Revenue at ₹773Crs in September 2026 Toll Revenue of IRB’s 100% Subsidiaries Grows 17% on a Like-for-Like Basis Mumbai; October 8, 2026: Continuing with the robust growth momentum, IRB Group, India’s leading and the largest highway infrastructure development and assets management platform has recorded robust Toll Revenue of ₹773Crs in September 2026; thus, registering a robust YoY rise of around 24% over corresponding month of FY26, i.e., September 2025. Month under Review September 2026 September 2025 YoY Growth Toll Revenue (In ₹ Crs) 773 622 Approx. 24% Commenting on this, Shri Amitabh Murarka, Dy. CEO, IRB Infrastructure Developers Limited said, “September 2026 toll revenue reflects the healthy traffic growth driven by enhanced economic activity across the country, further supported by commencement of the festive season. The sustained economic momentum, coupled with the onset of Navaratri and Diwali festivities and holiday season, is expected to support continued traffic growth and improved toll revenues across our portfolio in coming months.” The Project and SPV wise Toll Revenue details are as follows: Sr. Company Name Septe. 2026 Sept. 2025 Relationship No (₹ in Mn) (₹ in Mn) with Entities 1 IRB MP Expressway Pvt Limited 1,621 1,396 Wholly – (Mumbai Pune Expressway & Old Mumbai Pune Highway NH4) owned 2 IRB Ahmedabad Vadodara Super Express Tollway Pvt. Limited 795 666 Subsidiaries (Ahmedabad Vadodara Expressway NE1 & Highway NH48) 3 CG Tollway Limited 338 339 IRB (Chittorgarh to Gulabpura NH79) Infrastructure 4 Udaipur Tollway Limited 285 259 Trust (Udaipur to Shamlaji NH48) (Private InvIT) 5 Palsit Dankuni Tollway Private Limited 226 210 (Palsit to Dankuni NH19) 6 AE Tollway Limited 222 222 (Agra to Etawah NH19) 7 Yedeshi Aurangabad Tollway Limited 220 227 (Yedeshi to Aurangabad NH211) Press Release 8 IRB Westcoast Tollway Limited 130 114 (Karwar to Kundapura NH66) 9 Solapur Yedeshi Tollway Limited 121 116 (Solapur to Yedeshi NH211) 10 IRB Golconda Expressway Private Limited 812 704 (Hyderabad Outer Roing Road) 11 Samakhiyali Tollway Private Limited 114 103 (Samakhiyali to Santalpur NH27) 12 IRB Lalitpur Tollway Private Limited 425 371 (Lalitpur Lakhnadon NH44 – TOT 12) 13 IRB Kota Tollway Private Limited 61 65 (Kota Bypass – TOT 13) 14 IRB Gwalior Tollway Private Limited 126 108 (Jhansi Gwalior NH44 – TOT 13) 15 IRB Harihara Corridors Tollway Private Limited 493 - (Lucknow-Ayodhya-Gorakhpur NH27 & Lucknow-Sultanpur NH731 – TOT 17) 16 IRB Chandibhadra Tollway Limited 204 - (Chandikhole Bhadrak NH16 – TOT 18) 17 Meerut Budaun Expressway Limited 131 - (Ganga Expressway Group-1) 18 IRB Tumkur Chitradurga Tollway Limited 375 337 IRB InvIT (Tumkur Chitradurga NH48) Fund 19 IRB Pathankot Amritsar Toll Road Limited 139 124 (Public InvIT) (Pathankot Amritsar NH54) 20 IRB Jaipur Deoli Tollway Limited 166 159 (Jaipur Deoli NH12) 21 IRB Talegaon Amaravati Tollway Limited 75 70 (Talegaon Amaravati NH53) 22 IRB Hapur Moradabad Tollway Limited 301 289 (Hapur to Moradabad NH9) 23 Kaithal Tollway Limited 123 115 (Kaithal to Rajasthan Border NH152/65) 24 Kishangarh Gulabpura Tollway Limited 222 229 (Kishangarh to Gulabpura NH79A & NH79) Total 7,725 6,223 About IRB Group: IRB Group is India’s leading and largest integrated infrastructure assets platform in the roads and highways sector, with a current portfolio of 27 revenue-generating highway assets aggregating to approx. ₹940Bn across 13 Indian states. With approximately 1.5 million vehicle crossings daily across its assets, the Group accounts for nearly one-tenth of India’s total toll revenue. Press Release Having successfully completed its asset creation phase, the Group has entered a cash-harvesting phase, supported by its InvIT monetization strategy and sponsor-led operating leverage. With a weighted average residual concession life of approximately 21 years, the portfolio provides strong visibility of long-term cashflows through predictable toll revenues, recurring O&M income and growing InvIT distributions. The Group has a clear roadmap to expand its asset base to approximately ₹1,400Bn by FY2030 with asset churn strategy and reinvesting proceeds into new opportunities to drive sustainable growth and long- term value creation. IRB Infrastructure Trust (“Private InvIT”): IRB Infrastructure Trust is an Infrastructure Investment Trust sponsored by IRB Infrastructure Developers Limited under the SEBI’s Infrastructure Investment Trusts Regulations 2014. Private InvIT, pursuant to the Concessions granted by the respective Nodal Agencies, operates and manages 14 highway assets having 9,530 Lane Kms and Enterprise Value of approx. ₹66,300Crs in the States of Maharashtra, Rajasthan, Gujarat, Goa, Karnataka, Uttar Pradesh, West Bengal, Telangana, Madhya Pradesh, and Odisha. The Weighted Average Life of these Assets is 20 Years plus. Private InvIT is listed on NSE since 2023 under ticker “IRBIT”. For more information on Private InvIT, please visit www.irbinfratrust.co.in IRB InvIT Fund (“Public InvIT) : IRB InvIT Fund is the first Infrastructure Investment Trust sponsored by IRB Infrastructure Developers Ltd and is registered under the SEBI’s Infrastructure Investment Trust Regulations 2014. Public InvIT, in pursuant to the Concessions granted by the respective Nodal Agencies, operates and manages 10 highways assets, including 9 BOT and 2 HAM projects with 5,589 Lane Kms and [Showing first 8,000 characters — download PDF for full document]