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 How Old Do You Have to Be to Buy Cigarettes in the US? US raises legal age to buy cigarettes, vapes to 21 : r business Legal Age to Vape: US State Laws You Need to Know We regularly receive reports of retailers selling vapes to children, who are often enticed by the colourful packaging and sweet flavours used by some vaping manufacturers. The legal age to buy vapes