The plate has to be at least 150mm wide and 150mm tall. P-plates must not be shown when the individual driving the automobile is not really a provisional driver. Source: Northern Territory Section of Transportation Folks holding a driver's licence from a non-recognised country must possess a Driving Licence Verification https://driving-licence-australia24678.blogunok.com/27154158/little-known-facts-about-vic-to-nsw-license