As per the attched intimation

Ref. No. NBCC/NSEBSE/2025-26 August 11, 2026 National Stock Exchange of India Ltd. BSE Ltd. Exchange Plaza, Phiroze Jeejeebhoy Tower, Plot No C/1, G Block, Dalal Street, Bandra –Kurla Complex, Mumbai-400001 Bandra (E), Mumbai-400051 NSE Symbol: NBCC/EQ Scrip code:534309 Subject (विषय): General: Communication on Tax Deduction at Source (TDS) on 1st Interim Dividend (FY 2026-27) This is in reference to NBCC’s 1st interim dividend for the FY 26-27 declared by the Board of Directors in the Board Meeting dated August 11, 2026. The Company has fixed Monday, August 17, 2026, as the record date for ascertaining the eligibility of shareholders for payment of the interim dividend. All the shareholders are hereby informed that, in terms of the Income-tax Act, 2025 (the Act), which applies from April 1, 2026, read with the Finance Act, 2026, the Income-tax Rules, 2026 and other applicable law, dividend paid or distributed by a domestic company is generally taxable in the hands of the shareholder. Therefore, the Company be required to deduct tax at source (TDS) at the time of payment of dividend. Accordingly, to claim exemption from TDS on dividend, shareholders are requested to submit the requisite documents as prescribed under Income Tax Act, 2025 to the company via email at dividend.tax@nbccindia.com on or before Tuesday, August 18, 2026. A detailed communication regarding TDS on 1st interim Dividend (FY 2026- 27) is available on the website of the Company at https://www.nbccindia.in/webEnglish/announcementNotices Thanking you, Yours sincerely, For NBCC (India) Limited Deepti Gambhir Company Secretary F-4984