Complete the following two courses...
The Level 5 course, conducted over a 6-hour session, which includes a multiple-choice theory examination and the Examination paper has be approved by the National Referees Organisation, and applies throughout Australia. On successfully completing your examination stage, you will receive your Referee Theory Certificate from Football Federation Australia.
Next, is the Level 4 course, conducted over a 5-hour lecture session, two practical officiating tests, one as a referee and one as assistant Referee? On a level of game that the Branch considers appropriate for you as a starting point.
On successful completing the field assessments, you will then become a qualified referee and issued the appropriate FFA Referee Certificate from the Football Federation Australia.
Do not be put off by the examination, even if it is many years since you have been required to do any sort of examination. The course and the examination are structured to give you maximum opportunity to gain a 100% success rate for all those serious about becoming a referee.