WTO rules: What happens if there’s a no-deal Brexit?

The UK government has been consistent in saying that even if there is no deal, it does not intend to bring in any new checks on goods crossing the border - is that feasible? Let’s take a step back :  If there is no deal, then the UK is going to be trading with the EU and the rest of the world on what are known as World Trade Organisation (WTO) terms. These are the most basic set of rules for trade;  they set out how far and in what ways each member guarantees to keep its markets open to all other members. This article originally appeared in BBC here.