General Updates

IDFCFIRSTBANK/SD/149/2026-27 October 12, 2026 National Stock Exchange of India Limited BSE Limited Mumbai 400 051 Mumbai 400 001 NSE Symbol: IDFCFIRSTB BSE Scrip Code: 539437 Dear Sir / Madam, Sub.: Earnings call for the quarter and half year ended September 30, 2026. This is in continuation with our earlier intimation informing about the meeting of the Board of Directors of IDFC FIRST Bank Limited (“Bank”) scheduled on Saturday, October 24, 2026, inter- alia, to consider and approve the Unaudited Standalone and Consolidated Financial Results of the Bank for the quarter and half year ended September 30, 2026. (“the Financial Results”). We wish to inform you that the Bank will host earnings call with analysts and investors at 06:00 p.m. Indian Standard Time (“IST”) on Saturday, October 24, 2026, wherein the senior management of the Bank will discuss the Financial Results with the participants. Conference call ‐ Dial in information: Date October 24, 2026 Time 06:00 p.m. (IST) Universal Access +91 22 6280 1575/ +91 22 7115 8251 Toll Free Numbers Singapore: 8001012045 UK: 08081011573 Hong Kong: 800964448 USA: 18667462133 Pre‐registration Link https://services.choruscall.in/DiamondPassRegistration/register?confirm ationNumber=9204414&linkSecurityString=50a0669e94 An audio replay / transcript of the earnings call would be available on our website in due course. Request you to take the above on record and acknowledge receipt of the same. Thanking You, Yours Faithfully, For IDFC FIRST Bank Limited Satish Gaikwad General Counsel and Company Secretary IDFC FIRST Bank Limited Corporate Office: IDFC FIRST Bank Tower, (The Square), C-61, G Block, Bandra-Kurla Complex, Bandra (East), Mumbai - 400 051. Tel: +91 22 7132 5500 Registered Office: KRM Towers, 7th Floor, No.1, Harrington Road, Chetpet, Chennai - 600 031, Tamil Nadu. Tel: +91 44 4571 6477 CIN: L65110TN2014PLC097792 | E-mail: bank.info@idfcfirstbank.com | Website: www.idfcfirst.bank.in