印度工业信贷投资银行 2026年年度报告和过渡报告

UNITED STATESSECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 20-F (Mark One) REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACTOF 1934 ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934For the fiscal year ended March 31, 2026.OR TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF1934For the transition period fromto.OR ☐SHELL COMPANY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACTOF 1934Date of event requiring this shell company report For the transition period fromto Commission file number: 001-15002 ICICI BANK LIMITED(Exact name of Registrant as specified in its charter) India(Jurisdiction of incorporation or organization) ICICI Bank TowersBandra-Kurla ComplexMumbai 400051, India(Address of principal executive offices) Name: Anindya Banerjee / Abhinek BhargavaTelephone: +91 22 4008 6173Email: anindya.banerjee@icici.bank.in / abhinek.bhargava@icici.bank.inOffice address: ICICI Bank Towers, Bandra-Kurla Complex, Mumbai – 400051, India(Name, Telephone, E-mail and/or Facsimile number and Address of Company Contact Person) Securities registered or to be registered pursuant to Section 12(b) of the Act: IBN Equity Shares of ICICI Bank Limited(1)American Depositary Shares, each representing twoEquity Shares ofICICI Bank Limited, par valueRs. 2 per share 1Not for trading, but only in connection with the registration of American Depositary Shares representing such Equity Shares pursuant to therequirements of the Securities and Exchange Commission. [None] Securities registered or to be registered pursuant to Section 12(g) of the Act: [None] Securities for which there is a reporting obligation pursuant to Section 15(d) of the Act: [None] Indicate the number of outstanding shares of each of the issuer’s classes of capital or common stock as of the close of the periodcovered by the annual report. The number of outstanding Equity Shares of ICICI Bank Limited as of March 31, 2026 was 7,160,112,569. Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. If this report is an annual or transition report, indicate by check mark if the registrant is not required to file reports pursuant toSection 13 or 15(d) of the Securities Exchange Act of 1934. Note– Checking the box above will not relieve any registrant required to file reports pursuant to Section 13 or 15(d) of theSecurities Exchange Act of 1934 from their obligations under those Sections. Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the SecuritiesExchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file suchreports), and (2) has been subject to such filing requirements for the past 90 days. Yes☒No☐ Indicate by check mark whether the registrant has submitted electronically, every Interactive Data File required to be submittedpursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period thatthe registrant was required to submit such files). Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, oran emerging growth company See definition of “large accelerated filer”, “accelerated filer” and “emerging growthcompany” in Rule 12b-2 of the Exchange Act. (Check one): Large Accelerated Filer☒Accelerated Filer☐Non-accelerated Filer☐Emerging Growth Company☐ If an emerging growth company that prepares its financial statements in accordance with U.S. GAAP, indicate by check mark if theregistrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards†provided pursuant to Section13(a) of the Exchange Act.☐ †The term “new or revised financial accounting standard” refers to any update issued by the Financial Accounting Standards Board toits Accounting Standards Codification after April5, 2012. Indicate by check mark whether the registrant has filed a report on the attestation to its management’s assessment of the effectivenessof its internal control over financial reporting under Section404(b) of the Sarbanes-Oxley Act (15 U.S.C. 7262(b)) by the registeredpublic accounting firm that prepared or issued its audit report.☒ If securities are registered pursuant to Section 12(b) of the Act, indicate by check mark whether the financial statements of theregistrant included in the filing reflect the correction of an error to previously issued financial statements.☐ Indicate by check mark whether any of those error corrections are restatements that required a recovery analysis of incentive-basedcompensation received by any of the registrant’s executive officers during the relevant recovery period pursuant to § 240.10D-1(b).☐ Ind