Newspaper publication regarding special window for transfer and dematerialization of physical shares of HDFC Bank Limited.

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/2026-27/113 September 29, 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 / Madam, Sub: Newspaper publication regarding special window for transfer and dematerialisation of physical shares of HDFC Bank Limited Pursuant to the captioned subject, please find enclosed herewith copies of newspaper clippings containing the notice published by the Bank in the edition dated September 29, 2026 of Business Standard and its Marathi translation in Navshakti. This is for your information and record. Thanking you, Yours faithfully, 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