IDFC FIRST BANK LIMITED — Share Issue/Capital Change 2021

Jul 24, 2021

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IDFCFIRSTBANK/SD/115/2021-22

July 24, 2021

The Manager-Listing Department The Manager-Listing Department National Stock Exchange of India Limited BSE Limited Exchange Plaza, Phiroze Jeejeebhoy Towers, Bandra Kurla Complex, Bandra (East) Dalal Street, Fort, Mumbai – 400 051. Mumbai – 400 001. Tel No.: 022 – 2659 8237/ 38 Tel No.: 022 – 2272 2039/ 37/3121 NSE - Symbol – IDFCFIRSTB BSE- Scrip Code: 539437

Sub: Allotment of shares pursuant to exercise of Employee Stock Options under IDFC FIRST Bank Employee Stock Option Scheme

Dear Sir/Madam,

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Pursuant to the provisions of Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015, we wish to inform you that in accordance with the terms of IDFC FIRST Bank Employee Stock Option Scheme, the Allotment, Transfer & Routine Matters Committee of IDFC FIRST Bank Limited (‘the Bank’), has on July 23, 2021 approved the allotment of 39,66,093 fully paid up equity shares of Rs. 10 each to the allottee(s), upon exercise of stock options under the said Scheme. These shares shall rank pari passu , in all respects with the existing equity shares of the Bank.

With the allotment of the above shares, the equity base of the Bank stands increased from present level of 6,20,68,35,513 (Nos.) to 6,21,08,01,606 (Nos.) equity shares of Rs. 10/- each.

Please take the above on record and acknowledge receipt of the same.

Thanking you,

Yours faithfully,

For IDFC FIRST Bank Limited Digitally signed by SATISH ASHOK GAIKWAD SATISH DN: c=IN, o=Personal, title=6268, pseudonym=32ce1b94c8b644d2d28aa2a622d 313b9493b089b, 2.5.4.20=d506d0806a3bdf5eb0d2137692e0c22 ASHOK af4c64e451e400f023db0b8bcf8b4b9d2, postalCode=400078, st=Maharashtra, serialNumber=edce8e92f33ff5ae8664e7ee988f 4ffd60f2d8c56e4de31ba1262fd22fde1987, cn=SATISH ASHOK GAIKWAD GAIKWAD Date: 2021.07.24 13:12:15 +05'30' Satish Gaikwad Head - Legal & Company Secretary

IDFC FIRST Bank Limited

Naman Chambers, C 32, G Block, Bandra-Kurla Complex, Bandra (East), Mumbai - 400 051. Tel: +91 22 7132 5500 Fax: +91 22 2654 0354 Registered Office: KRM Towers, 7th Floor, No.1, Harrington Road, Chetpet, Chennai - 600 031. Tel: +91 44 4564 4000 Fax: +91 44 4564 4022 CIN: L65110TN2014PLC097792 bank.info@idfcfirstbank.com www.idfcfirstbank.com