You'll have to be 21 to buy cigarettes or vape products in Washington starting Jan. 1, 2020 KNKX Public Radio 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 Tobacco use in Arizona 2021 FDA raises legal age to buy tobacco products to 21 Vox 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