Here's my spin on the whole thing...
You will have to 'sit' the:
1.) IREX exam (Instrument Rating Exam)
2.) Commercial Theory exams (I believe there are 7 sections)
3.) Commercial Law Conversion exam
Flight Practical in a Single Engine, and Multi Engine, and then take your MEICR (Multi Engine Instrument Commercial checkride)
The CFI, CFII, MEI over there are different. I haven't inquired about that stuff yet.
I have been in contact with Australian Wings Academy (
Australian Wings Academy - Airline Pilot Training Academy). I have been emailing the Director, Phil Sweeney, off and on for the past few months, and he has been very helpful.
You are extremely lucky that you are able to obtain your passport due to your mum's citizenship. You are one step ahead of me already...