Just a reminder, the minimum age to buy nicotine products in Indiana is 21. This means retailers are prohibited from selling cigarettes, e liquids, and e cigarettes to anyone under age 21. We The Legal Vaping Age How Old Do You Have to Be to Vape? New Pa. law raising smoking, vaping age to 21 to take effect in July 2020 FHS Press 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. Tobacco 21 Is the Law of the Land: Raising the Minimum Sales Age for All Tobacco Products to 21 American Lung Association