To change the legal owner of an .au domain name please visit the registrar of Webcity:

You will need to fill in this form and provide the written documentation that is listed at the bottom of the page. 

A transfer fee of $89 AUD is applicable. 

Please call Enetica on 1300 720 043 or +61 2 8894 1010 once you have sent the fax as advised on the form.