TWENTY-NINTH SUPPLEMENTAL INDENTURE between WESTPAC BANKING CORPORATION and THE BANK OF NEW YORK MELLON as Trustee Dated as of June 3, 2021 TWENTY-NINTH SUPPLEMENTAL INDENTUREWestpac Banking Corp • June 3rd, 2021 • Commercial banks, nec • New York
WESTPAC BANKING CORPORATION, a company incorporated in the Commonwealth of Australia under the Corporations Act 2001 of the Commonwealth of Australia and registered in New South Wales (the “Company”, which term includes any successor corporation under the Indenture hereinafter referred to), for value received, hereby promises to pay to or registered assigns, the principal sum of (US$ ) on June 3, 2026 (the “Stated Maturity”). This Note will bear interest on the unpaid principal amount hereof from June 3, 2021, or from the most recent Interest Payment Date (as defined below) to which interest has been paid or duly provided for, until the principal amount hereof shall have been paid or duly provided for. The interest rate per annum on this Note will be reset quarterly on the first day of each Interest Period (as defined below) and will be equal to Compounded SOFR (as defined below) plus a margin of 52 basis points, as determined by a calculation agent (the “Calculation Agent”). The Bank
