The Commonwealth Government has set strict eligibility criteria. The Flinders CPP website includes information on documentation you will need to provide for each eligibility criteria.
For full details, please visit https://www.education.gov.au/commonwealth-prac-payment-cpp
Or https://students.flinders.edu.au/finances-and-admin/commonwealth-prac-payment
You can send an email to cpp@flinders.edu.au if you have any questions about CCP.