One basic principle of personal injury compensation is the same throughout the UK. Whether a personal injury claim proceeds under the Scots law of delict or the law of tort in the rest of the UK, the injured person should be restored by the wrongdoer, so far as an award of money may allow, to the position that they would have been in had the accident not happened. This is the so-called ‘principle of 100 per cent compensation’, sometimes rendered in Latin as restitutio in integrum. There are several significant practical differences between Scotland and England & Wales in how this principle operates in practice. This article focuses on two.