How Old Do You Have To Be To Vape? The New Federal Minimum Vaping Age Won't Protect Young People Where do those underage get tobacco and vapor products? 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 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 State Laws Prohibiting Sales to Minors and Indoor Use of Electronic Nicotine Delivery Systems United States, November 2014