Announcement under Regulation 30 (LODR) - Press Release

HIGHWAY INFRASTRUCTURE LIMITED CIN : L42909MP2006PLC018398 REG. OFFICE ADDRESS: 57-FA, SCHEME NO. 94, PIPLIYAHANA JUNCTION, RING ROAD, INDORE, (M.P.) – 452016, INDIA Tel: +91-731-2590013, 4047177 E-Mail:hiplindore@gmail.com, Visit us at : www.highwayinfrastructure.in 18 August, 2026 To, To, The Secretary, The Secretary, Corporate Relationship Department, Listing Department, BSE Limited National Stock Exchange of India Ltd. P. J. Towers, Dalal Street Exchange Plaza, BKC, Bandra (E) M umbai- MH 400001. M umbai - MH 400051. Scrip Symbol: HILINFRA | Scrip Code: 544477 | ISIN: INE00RL01028 Subject: Press Release Reference: Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015, as amended (the “Listing Regulations”) Dear Sir/Madam, In terms of the Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 (the Listing Regulations), we hereby enclose a copy of the Press Release titled “Highway Infrastructure Limited Expands Southern Presence with Rs. 80.17 Crore Toll Operations Contract from NHAI.” The above can be accessed on the website of the Company at the link www.highwayinfrastructure.in. We request you to take the above information on record. Thanking You, For Highway Infrastructure Limited Palak Rathore Company Secretary & Compliance Officer Membership No. – A-73755 Encl: As above. Highway Infrastructure Ltd 57-FA, Scheme No. 94, Pipliyahana Junction, Ring Road, Indore, Madhya Pradesh - 452016 Highway Infrastructure Limited Expands Southern Presence with Rs. 80.17 Crore Toll Operations Contract from NHAI Madhya Pradesh, India 18 August, 2026: Highway Infrastructure (“HIL”), an integrated infrastructure development and management company with strong capabilities across Toll Operations, EPC Infrastructure and Real estate, is pleased to announce that it has received a Letter of Acceptance (LOA) from the National Highways Authority of India (NHAI) for a toll collection contract at Palayam Fee Plaza in Tamil Nadu. The contract has been awarded for the engagement of user fee collection for Palayam Fee Plaza at Km 154+500 of NH-44, covering the Krishnagiri to Thumbipadi section from Km 94+000 to Km 180+000 on BOT basis in the State of Tamil Nadu. The total contract value is Rs. 80.17 crore, and the contract period is 90 days. Located on the Krishnagiri-Thumbipadi section of NH-44, Palayam Fee Plaza forms part of a crucial regional and long-distance traffic corridor in Tamil Nadu. The stretch benefits from connectivity to Bengaluru, Hosur, Dharmapuri and key industrial belts, supporting passenger movement, freight flow, logistics activity and toll revenue potential. Speaking on the development, Mr. Arun Kumar Jain, Managing Director, Highway Infrastructure Limited said: “We are pleased to receive the Letter of Acceptance from NHAI for the Palayam Fee Plaza on NH-44 in Tamil Nadu. This Rs. 80.17 crore contract is another important milestone in our growing toll collection business and strengthens our presence on a strategically important national highway corridor. The Krishnagiri-Thumbipadi stretch supports passenger movement, freight traffic and connectivity to key economic hubs across southern India. As we expand our tolling portfolio, we are increasingly adopting a technology-focused approach to enhance operational efficiency, improve collection processes and deliver reliable service standards. This win reinforces our execution capabilities and commitment to creating sustainable value for shareholders.” HIGHWAY INFRASTRUCTURE LIMITED CIN: L42909MP2006PLC018398 Highway Infrastructure Ltd 57-FA, Scheme No. 94, Pipliyahana Junction, Ring Road, Indore, Madhya Pradesh - 452016 About Highway Infrastructure Limited Limited: Incorporated in 2006, Highway Infrastructure Ltd is a leading infrastructure development and management company with diversified operations across tollways collection, EPC projects, and real estate. Operating across 11 states and 1 Union Territory, the company leverages advanced technology for efficient toll operations and high-quality project execution. Guided by an experienced leadership team led by Mr. Arun Kumar Jain, Highway Infrastructure has built a strong track record of project delivery and operational excellence. With a robust order book and a growing project pipeline, the company is strategically positioned to capitalize on emerging opportunities in India’s infrastructure and urban transport sectors. For more information, please contact: Highway Infrastructure Limited Ernst & Young LLP Palak Rathore Abhishek Bhatt / Shrishti Tandon cs@highwayinfrastructure.in Abhishek.Bhatt3@in.ey.com / Shrishti.Tandon@in.ey.com DISCLAIMER: Certain statements in this document that are not historical facts are forward-looking statements. Such forward-looking statements are subject to certain risks and uncertainties like government actions, local, political, or economic developments, industry risks, and many other factors that could cause actual results to differ materially from those contemplated by the relevant forward-looking statements. Highway Infrastructure Limited will not be responsible for any action taken based on such statements and undertakes no obligation to publicly update these forward-looking statements to reflect subsequent events or circumstances. HIGHWAY INFRASTRUCTURE LIMITED CIN: L42909MP2006PLC018398