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 October 2026
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.
| Form 20-F X | Form 40-F |
Table of Contents
Items:
| 1. | Other news |

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:
On September 30, 2026 at 05:57 p.m., ICICI Bank Limited (the Bank) has received a show cause notice (SCN) under Section 73 of Maharashtra Goods and Services Tax Act, 2017 from Additional Commissioner, CGST and C. Ex, Division-IV, Mumbai East Commissionerate raising a GST demand amounting to ₹ 229,14,35,396/- along with interest and penalty as applicable, on services provided by the Bank to customers maintaining specified minimum balances in their accounts.
While the Bank is in litigation (including writ petition) on a similar issue raised in orders/SCNs in the past, since the aggregate/cumulative amount involved in the above crosses the materiality threshold, this matter is being reported.
The Bank will file a reply to the said SCN within prescribed timelines.
Please take the above information on record.
ICICI Bank Limited ICICI Bank Towers Bandra-Kurla Complex Mumbai 400 051, India. | Tel.: 022- 4008 8900 Email: companysecretary@icici.bank.in Website: www.icici.bank.in CIN.: L65190GJ1994PLC021012 | Regd. Office: ICICI Bank Tower, Near Chakli Circle, Old Padra Road, Vadodara 390007. India |
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.
| For ICICI Bank Limited | |||||
| Date: | October 1, 2026 |
By: | /s/ Prachiti Deepak Lalingkar | ||
| Name : | Prachiti Lalingkar | ||||
| Title : | Company Secretary | ||||
ICICI Bank Limited ICICI Bank Towers Bandra-Kurla Complex Mumbai 400 051, India. | Tel.: 022- 4008 8900 Email: companysecretary@icici.bank.in Website: www.icici.bank.in CIN.: L65190GJ1994PLC021012 | Regd. Office: ICICI Bank Tower, Near Chakli Circle, Old Padra Road, Vadodara 390007. India |