How Old Do You Have to be to Vape? Minimum Legal Age? LOOKAH A majority of surveyed parents didn't know a person must be 21 to purchase tobacco products in the United States. The federal age limit for buying cigarettes, vapes, nicotine pouches and other Vaping Talk Now AZ The FDA Regulations say the minimum age to sell tobacco and vaping products is 18, but it may be different for your store. We Card 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