M/s Brahmaputra Emerged as L-1 Bidder of an total amount Rs. 70.18 Crores by Ministry of Road and Transport , PWD Highway, Aizawl -796001 , Mizoram

Brahmaputra Infrastructure Ltd. Registered Office: Brahmaputra House, A-7, Mahipalpur (NH 8-Mahipalpur Crossing), New Delhi-110037 Phones: 91-11-42290200 (50 Lines) Fax: 91-11-41687880, 26787068 E-mail: delhi@brahmaputragroup.com web: www.brahmaputragroup.com CIN:L55204DL1998PLC095933 Date : 22.06.2026 The General Manager, Department of Corporate Services, BSE Limited, Phiroze Jeejeebhoy Towers, Dalal Street, Mumbai – 400 001. Sub: Outcome of Bidding Process – Emergence as Lowest Bidder (L1) for Performance Based Maintenance Contract on NH-502A, Mizoram Ref: Regulation 30 read with Schedule III, Part A of SEBI (LODR) Regulations, 2015 Dear Sir / Madam, We write to inform you that Brahmaputra Infrastructure Limited (hereinafter referred to as 'the Company') has been declared the Lowest Bidder (L1) for the following contract awarded by the Ministry of Road Transport & Highways (MoRT&H), Government of India, executed through the Chief Engineer, PWD (Highway), Aizawl, Mizoram: Contract Details Parameter Details Awarding Authority Ministry of Road Transport & Highways (MoRT&H), Govt. of India through Chief Engineer, PWD Highway, Aizawl – 796001, Mizoram Name of Contract Performance Based Maintenance Contract (PBMC) on NH-502A from Km 0.000 to Km 87.180 Job Number PBMC/502A/MZ/2025-26/130 State Mizoram Scope Operation & Maintenance of NH-502A corridor including monsoon maintenance Contract Length 87.180 km (Km 0.000 to Km 87.180) Contract Tenure 60 months (5 years) L1 Quoted Value ₹ 70.18 Crore Division Multi Modal Project Division Status Declared Lowest Bidder (L1) Significance of the Contract The NH-502A corridor runs through southern Mizoram, connecting the Myanmar border with Lawngtlai — one of the most remote and strategically significant stretches in India's Northeast. Execution of this contract requires establishing local infrastructure including plant, machinery, manpower, camps and logistics in difficult terrain. This operational presence is expected to provide the Company with a durable competitive advantage and position it favourably for future infrastructure works being undertaken in the India–Myanmar border belt by the Border Roads Organisation (BRO), MoRT&H, PWD and other road agencies. Financial & Strategic Impact The Company wishes to clarify that the above constitutes emergence as Lowest Bidder (L1) and is subject to completion of standard post-bid evaluation procedures, award of work, and satisfaction of conditions precedent as may be applicable. The contract award, if and when formalised, shall be further intimated to the Exchange as required under applicable regulations. This intimation is being made in compliance with Regulation 30 read with Schedule III, Part A, Clause 16 (New Orders / Contracts) of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015. Kindly take the above on record. Thanking you, Yours faithfully, For Brahmaputra Infrastructure Limited Raktim Acharjee Whole Time Director Din: 06722166 Annexure - 1 Disclosures required under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 read along with SEBI Circular CIR/CFD/CMD/4/2015 dated 9th September, 2015 Bagging / Receiving of Orders / Contracts - LOA Sr. Particulars Company remarks Name of the Ministry of Road Transport & Highways (MoRT&H), 1 entity awarding Govt. of India through Chief Engineer, PWD Highway, Aizawl – 796001, Mizoram order(s)/contract(s) Date of Signing Performance Based Maintenance Contract (PBMC) on Significant NH-502A from Km 0.000 to Km 87.180. terms and conditions of order(s)/contract(s) awarded in brief Whether order(s) / contract(s) have 3 Domestic Entity (Government Body) been awarded by domestic/ international entity Nature of Engineering, Procurement and Construction (EPC) mode order(s)/ contract(s) Whether domestic 5 Domestic or international Time period by 6 which the 60 Months order(s)/contract(s) is to be executed Broad consideration or ₹ 70.18 Crores size of the order(s)/contract(s) Whether the promoter/ promoter group / group companies have any interest in Not applicable the entity that awarded the order(s)/contract(s) If yes, nature of interest and details thereof Whether the order(s)/contract(s) would fall within Not applicable related party transactions If yes, whether the same is done at “arm’s length” PRESS RELEASE Date: 22 June 2026 Brahmaputra Infrastructure Limited Emerges as Lowest Bidder (L1) for Five- Year Performance-Based Maintenance Contract on NH-502A, Mizoram Valued at ₹70.18 Crores Exchange(s) BSE Limited / National Stock Exchange of India Limited Regulation Regulation 30 read with Schedule III, Part A of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (SEBI LODR) Event Type Award of New Order / Contract Date of Event 22 June 2026 Brahmaputra Infrastructure Limited (the “Company”) is pleased to inform its shareholders, investors and other stakeholders that it has emerged as the Lowest Bidder (L1) for the Performance-Based Maintenance Contract (PBMC) on National Highway NH-502A in the State of Mizoram. Details of the Contract Awarding Authority Ministry of Road Transport & Highways (MoRT&H) through Chief Engineer, PWD, Highway, Aizawl – 796001, Mizoram Executing Division Multi Modal Project Division Name of Work Performance Based Maintenance Contract (PBMC) on NH-502A from km 0.000 to km 87.180 Job Number PBMC/502A/MZ/2025-26/130 Highway Corridor NH-502A — Southern Mizoram (Myanmar Border to Lawngtlai) Scope of Work Operation and maintenance of NH-502A corridor over a length of 87.18 km, including monsoon maintenance period Contract Tenure 5 Years (60 Months) L1 Bid Value ₹70.18 Crores Financial Year 2025-26 Management Commentary Commenting on the development, the Joint Managing Director of Brahmaputra Infrastructure Limited stated: "This win on NH-502A reinforces our strategic presence in the Northeast. Operating in one of India's most challenging frontier corridors for five continuous years will build lasting operational depth and position the Company favourably for the growing infrastructure pipeline in the India–Myanmar border belt." Strategic Significance NH-502A runs through southern Mizoram between the Myanmar border and Lawngtlai — among the most remote and strategically significant stretches of India's Northeast. Executing this contract requires establishing a sustained local infrastructure base comprising plant, machinery, skilled manpower, camps, and logistics in difficult, hard-to-access terrain. The India–Myanmar border belt is witnessing rising infrastructure activity guided by the Ministry of Home Affairs' vision to strengthen security infrastructure along the Myanmar border, including works being floated by the Border Roads Organisation (BRO), MoRT&H, PWD, and other road agencies. With a proven track record and mobilised assets already in the region, the Company will be well positioned to bid for and execute this incoming pipeline at lower mobilisation cost — converting the present contract into a strategic launchpad for sustained regional growth. Disclaimer This press release contains forward-looking statements that involve risks, uncertainties and assumptions. Actual results may differ materially from those anticipated. The Company does not undertake any obligation to update forward-looking statements. This release is issued pursuant to Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015. For Brahmaputra Infrastructure Limited Raktim Acharjee Whole Time Director Din: 06722166