Newspaper publication confirming the dispatch of Postal Ballot Notice

CIN: L65920MH1994PLC080618 HDFC Bank Limited, Email: shareholder.grievances@hdfc.bank.in HDFC House, Website: www.hdfc.bank.in H T Parekh Marg, 165-166 Backbay Reclamation, Churchgate, Mumbai- 400 020 Tel. No.:022-66316000 Ref. No. SE/2026-27/121 October 8, 2026 BSE Limited National Stock Exchange of India Limited Dept. of Corporate Services The Listing Department Phiroze Jeejeebhoy Towers, Exchange Plaza, Dalal Street, Fort, Bandra Kurla Complex, Mumbai – 400 001. Mumbai – 400 051 Scrip Code: 500180 Scrip Symbol: HDFCBANK Dear Sir, Sub: Newspaper publication confirming the dispatch of Postal Ballot Notice In continuation to our earlier intimation dated October 7, 2026 regarding issue of Postal Ballot Notice dated October 1, 2026, please find enclosed the newspaper clipping of the advertisement published on October 8, 2026 in the newspapers viz. Business Standard (English) and Navshakti (Marathi). This is for your information and necessary dissemination. Thank you, Yours truly, For HDFC Bank Limited Ajay Agarwal Company Secretary Group Head – Secretarial & Group Oversight Encl.: as above Regd. Office: HDFC Bank Limited, HDFC Bank House, Senapati Bapat Marg, Lower Parel (West), Mumbai – 400 013