Three points to set expectations before you read further. First, no primary or official documentation for PP99 / PP99AU could be located during our research: no operator terms of service, no licensing register entry, no regulator filing. Every process description below is therefore presented as the standard Australian process that any lawfully operating wagering service must follow, plus a verification checklist you can use to test whether the site you are on actually follows it.
Second, since 29 September 2024 identity verification in Australia must happen before an account is opened, not after you try to withdraw. So a site that lets you deposit anonymously and only asks for ID when you cash out is behaving abnormally. Third, no legitimate operator ever asks you to pay a "winnings tax" up front to release a payout. That is the single most reliable scam signal in this category, and we document a real Australian case of it below.
One editorial note from Claire Bennett: "I have never seen a payout problem that started at the withdrawal button. It almost always started at registration, with a name typed in a hurry or a bonus accepted without reading the terms."