Well, in Italy the road tax has always been on engine power. Indeed the VAT is a nuisance, actually the most regressive form of taxation possible: rich people

Well, in Italy the road tax has always been on engine power. Indeed the VAT is a nuisance, actually the most regressive form of taxation possible: rich people with enough income who can afford to spend only a fraction of it, end up paying VAT accordingly; while low income citizens who have to spend all their salary end up with an additional, significant tax burden on their whole net income.