Own it for more than a year (registered in your name) and it will become a personal import. You get to miss most of the hoops that we need to jump through. Contact Transport WA for all the details.
http://www.transport.wa.gov.au/licensing/566.asp
http://www.transport.wa.gov.au/licen...hicle/1383.asp
Welcome back to WA when you get here.......