November 4, 2025

Westpac Banking Corporation
Westpac Place

Level 18, 275 Kent Street

Sydney NSW 2000

U.S. Securities and Exchange Commission

100 F Street, N.E.

Washington, DC 20549

Re: Notice of disclosure filed in the Annual Report on Form 20-F under Section 219 of the Iran Threat Reduction and Syria Human Rights Act of 2012 and Section 13(r) of the Securities Exchange Act of 1934

Ladies and Gentlemen:

Pursuant to Section 219 of the Iran Threat Reduction and Syria Human Rights Act of 2012 and Section 13(r) of the Securities Exchange Act of 1934, as amended, notice is hereby provided that Westpac Banking Corporation has made disclosure pursuant to such provisions in its Annual Report on Form 20-F for the year ended September 30, 2025, which was filed with the U.S. Securities and Exchange Commission on November 4, 2025.

Very truly yours,
Westpac Banking Corporation
By:	/s/ Michael Clayton
	Michael Clayton
	General Counsel – Corporate, Treasury and WIB

Westpac Banking Corporation ABN 33 007 457 141

Westpac acknowledges the Traditional Owners as the custodians of this land, recognising their connection to land, waters and community. We pay our respects to Australia’s First Peoples, and to their Elders past and present.