What does Expressio Unius est Exclusio Alterius mean in the context of English law?

Expressio Unius est Exclusio Alterius is a legal maxim which means “the express mention of one thing implies the exclusion of another”. In the context of English law, it means that when a law or statute specifically mentions certain items, it implies that all other items are excluded. This means that only the items specifically mentioned are covered by the law or statute, and any other items are not.