What is the Legal Age for Vaping in the UK and Worldwide? New Pa. law raising smoking, vaping age to 21 to take effect in July 2020 FHS Press Legal Age For Buying Vapes You Must be 19 Years Older to Purchase Vape Cigs and E Liquid Sign signs by salagraphics A federal law changed the age requirement to buy tobacco products to 21, Wisconsin's state law still sits at 18. Shop Sign Notice Sticker It Is Illegal To Buy Vaping Items Under The Age Of 18 eBay 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