http://www.transport.wa.gov.au/licensing/20668.asp
上面关于这点好像有自相矛盾之处. 网页上说: If you hold a permanent visa, you can continue to drive on your overseas licence until you have resided in WA for three months. 我理解是因为我是长登的时候才第一次到WA, 所以我目前仍然可以用DIAC提供的翻译件开车.
而下面紧挨着的一份的Flyer "Laws about driving legally in Western Australia (English)" 又说从获得签证那天开始算起3个月.