How Old Do You Have To Be To Vape? 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 How Old Do You Have to Be to Vape? MIST Blog Underage Vaping in the UK The Reality Vape Superstore Disposable vapes to be banned for children's health, government says