Company: WEBNF
Filing Date: 2025-06-26
Form Type: 424B5
Source: 0001104659-25-062718
Chunk: 63

Company: WESTPAC BANKING CORP
Filing Date: 2025-06-26
Form: 424B5
Chunk 63
---
 in this prospectus supplement and the accompanying prospectus by reference to the Annual Report on Form 20-F of Westpac Banking Corporation for the year ended September 30, 2024, have been so incorporated in reliance on the report of PricewaterhouseCoopers, an independent registered public accounting firm, given on the authority of said firm as experts in auditing and accounting. PricewaterhouseCoopers is a member of the Chartered Accountants Australia and New Zealand.

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EXPENSES The following table sets forth the aggregate expenses, other than the underwriting discounts, to be paid by us in connection with this offering. All amounts shown are estimates, except for the SEC registration fee.

| ​ | SEC Registration Fee           | ​ | ​ | US$229,650 | ​ |
| ​ | Printing Expenses              | ​ | ​ |     15,000 | ​ |
| ​ | Trustee’s Fees and Expenses    | ​ | ​ |      7,500 | ​ |
| ​ | Accountants’ Fees and Expenses | ​ | ​ |    150,000 | ​ |
| ​ | Legal Fees and Expenses        | ​ | ​ |    150,000 | ​ |
| ​ | Total                          | ​ | ​ | US$552,150 | ​ |

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### PROSPECTUS

#### Westpac Banking Corporation​

#### ABN 33 007 457 141​

#### Senior Debt Securities​
By this prospectus, we may offer from time to time the securities described in this prospectus.

Specific terms of any securities to be offered will be provided in a supplement to this prospectus. You should read this prospectus and any supplement carefully before you invest. A supplement may also add to, update, supplement or clarify information contained in this prospectus.

Unless stated otherwise in a prospectus supplement or term sheet, none of the Senior Debt Securities will be listed on any securities exchange.

The Senior Debt Securities are not protected accounts or deposit liabilities for the purpose of the Banking Act of 1959 of Australia, which we refer to as the Australian Banking Act, or the financial claims scheme established under the Australian Banking Act, which we refer to as the FCS are not subject to the depositor protection provisions of the Australian Banking Act, and are not insured or guaranteed by (1) the Commonwealth of Australia or any governmental agency of Australia, (2) the United States