Apply for your USI online at usi.gov.au. It only takes a few minutes and your USI is issued immediately.
Go to usi.gov.au
Have one of the following forms of ID ready: driver's licence, Medicare card, passport, visa, or birth certificate
Enter your personal details, including your name, date of birth, birthplace, gender, and contact details
Set up your security questions
Your USI will be issued on the spot