You probably think you’re a law-abiding motorist. Your car is tax and insured. You’ve got your MOT and you keep your vehicle road-worthy. Plus, you stick to the speed limit and stay out of bus lanes. But what about other motoring laws? For instance, do you text or take calls while sitting in a traffic jam? Could your prescription medication lead to a prosecution for drug driving? Is your child in an appropriate and even illegal seat? And do you really know the law when it comes to the legal alcohol limit? If you're unsure, here's a break down of the current rules for drivers.