Australia’s roads are full of giant cars, and everyone pays the price. What can be done?
(theconversation.com)
Canberra charges based on emissions category, with EVs being cheapest to register, and big engine diesels being the most expensive
They are categorised by their CO2 emissions in g/km, so the big and least efficient pay much more
News article, as the ACT government doesn't seem to publish the details in an easy to read format