Legal Age to Purchase Tobacco Now 21 White Cloud White Cloud Electronic Cigarettes How Old Do You Have to Be to Vape? Vaping360 History of tobacco minimum purchase age by U.S. jurisdiction Wikipedia New Study: Parent Knowledge of the U.S. Tobacco 21 Law Do you know the legal age to purchase tobacco in the U.S.? It turns out many parents don't. In a survey A 'historic victory,' say experts, as US raises age to buy tobacco, vaping products to 21 nationwide Fred Hutch FDA Regulations For And Against Vaping ECIGS International