For now, we're unable to lodge the Taxable Payments Annual Report (TPAR) in QuickBooks Online. You can, however, run a report by following these steps:
Then, forward the information to the ATO.
I'm also adding these articles for more details about TPAR and the deadline:
Please don't hesitate to ask if you have any additional questions about sales tax in QuickBooks. We're always around to help you some more. Thanks.