Mazagon Dock Shipbuilders Ltdhas informed BSE that the meeting of the Board of Directors of the Company is scheduled on 27/10/2026 ,inter alia, to consider and approve the Unaudited Financial Results (Standalone & Consolidated) for the quarter and period ended on 30 September 2026 and declaration of Interim Dividend for the Financial Year 2026-27.

12704102 MAKEINfl~DIA RINI~eSJ I~ifZ~≥4s ~i~piig .sTcp (Wfl ~ ~T .sutu) Mazagon Dock Shipbuilders Ltd. (Formerly Mazagon Dock Limited) (AGovt. ofIndia Undertaking) sT~ciiS NI5I1Ii~, 44-400 010 Dockyard Road, Mazagon, Mumbai -400010 Certified ISO 900i Company CIN : L35100MH1934G01002079 ~9 *nñc: SEC/BSENSEDISCL/46/2026-27 Ret No.: 22 October 2026 Date: To To BSE Limited National Stock Exchange ofIndia Limited Phiroze Jeejeebhoy Towers Exchange Plaza, C-I, Block G Dalal Street Bandra Kurla Complex Mumbai -400001 Bandra (E), Mumbai 400 051 Scrip Code: 543237 NSE Symbol: MAZDOCK Subject: Prior Intimation of Board Meeting in accordance with Regulation 29 ofSEBI (LODR) Regulations. 2015. Dear Sir! Madam, I) This is to inform that a meeting of the Board ofDirectors ofMazagon Dock Shipbuilders Limited is scheduled to be held on Tuesday, 27 October 2026, inter alia: • To consider and approve the Unaudited Financial Results (Standalone & Consolidated) for the quarter and period ended on 30 September 2026. • To consider declaration ofInterim Dividend for the Financial Year 2026-27. 2) Further to our letter dated 24 September 2026, it is submitted that the trading window is closed till 29 October 2026 for dealing in MDL Equity Shares by Designated Persons and their immediate relatives, as per the Company’s Code of Conduct for Prohibition of Insider Trading read with applicable provisions ofthe SEBI (Prohibition ofInsiderTrading) Regulations, 2015 as amended. This is for your information and record. Thanking You, Yours Faithfully, For MAZAGON DOCK S1-IIPBUILDERS LIMITED Lalatendu Acharya Company Secretary and Compliance Officer FCS-6569 ~ñw +91(22)2376 2000 ¾~R (Design) +91(22) 2373 8159 (Proj-C) +91(22) 2373 8147 www.mazdock.com Phone+91(22) 2376 3000 Fax (Material)+91(22)2373 8151 (EastYd.)+91(22) 2373 8333 Website : www.mazdock.com IRQS ÷91(22)23764000 (Finance)+91(22) 2373 8338 AOEPAAII4ENTOF NWAHRaOIflROF SH~FPING