Some believe that its illegal to have electric caravan brakes in the UK, for instance, such as those fitted to American caravans. The truth, as often is the case is more complicated than a simple yes or no answer. As standard, the electric brakes and braking system fitted to an American caravan may be illegal in the UK, but they can often be modified. Gov.uk has provided specific guidance on how electric caravan braking systems can be made legal for UK roads.