Revisions to JBA TIBOR Operational Rules and other relevant materials

March 19, 2026

General Incorporated Association JBA TIBOR Administration

　JBA TIBOR Administration (the Chairperson: Satoshi INOUE) announces revisions to the "JBA TIBOR Operational Rules" and other relevant policies, considering the revision to the number of decimal places for submission rates[1]and the division of roles between JBATA and the service provider at March 23,2026.

　For details, please refer to the respective documents below.

　（１）JBA TIBOR Operational Rules（Annex 1）

　（２）JBA TIBOR Code of Conduct（Annex 2）

　（３）Contingency Plan for JBA TIBOR Publication（Annex 3）

　（４）Policy on Treatment of Revisions to JBA TIBOR Official Rates, etc.（Annex 4）

　The revision date and effective date of these documents are all on March 23,2026.

[Contact information for any inquiries regarding these documents]
General Incorporated Association JBA TIBOR Administration
Email：contact＠jbatibor.or.jp