IBN 6-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR

15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of May 2025

Commission File Number: 001-15002

ICICI Bank Limited

(Translation of registrant’s name into English)

ICICI Bank Towers,

Bandra-Kurla Complex

Mumbai, India 400 051

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file

annual reports under cover Form 20-F or Form 40-F.

Table of Contents

Items:

OTHER NEWS

Subject:Disclosure under Indian Listing Regulations

IBN

ICICI Bank Limited (the ‘Bank’)Report on Form 6-K

The Bank has made the below announcement to the Indian stock exchanges:

Please note that on May 16, 2025, at 3:25 p.m., Andhra Pradesh State GST department has initiated search under Section 67(2) of Central Goods and Services Tax Act, 2017 at ICICI Bank Limited’s branch in Vijayawada, Andhra Pradesh. So far, the proceedings seem to be of general nature. The Bank will fully co-operate in providing data as per the request.

Please take the above information on record.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorised.