The removal of physical tax discs has been a massive failure. Much more avoidance and £80 million in revenue lost.
http://www.theguardian.com/money/201...-car-tax-discs . Another bright idea from this Govt. Don't think you can blame the police , they have increasingly less resources, blame the organ grinders.
My biggest bug bear is mobile phones. A law that is still ignored and not prosecuted. White van man seems to be particularly exempt.