The best way to know rules and how to complete the course in Sydney is to read up information on the White Card course. It provides insightful information on how to pick a good training provider, who should be getting a White Card in Sydney etc.
It will also go through what you need to prepare in order to attend the course. Many learners show up unprepared and waste time creating Unique Student Identifiers after the course finished.
Here is a heads up of what the course will teach you. It's not an exhaustive list and can differ between providers in Sydney.