Young people and vaping Better Health NHS How Old Do You Have to Be to Vape in the UK? RED Box Vape Red Box Vape What is the Legal Age for Vaping in the UK and Worldwide? The landmark Tobacco and Vapes Act is now law. Today's children will never legally be sold cigarettes. We're creating the UK's first smoke free generation and protecting children from the harms of smoking Vaping Age Limits: What's the Legal Minimum? Vaping Age Limits: What's the Legal Minimum?