Age Requirements for Buying Vapes: What You Need to Know Clutch Vape New Pa. law raising smoking, vaping age to 21 to take effect in July 2020 FHS Press US raises legal age to buy cigarettes and vapes to 21 Tobacco 21 Is the Law of the Land: Raising the Minimum Sales Age for All Tobacco Products to 21 American Lung Association how old do you have to be to vape Definitive Guide Did you know? The Tobacco 21 law raises the legal age to buy tobacco and vaping products from 18 to 21. Why? To help protect young people from a lifetime of addiction.