How Old Do You Have To Be To Buy Vapes in Ireland? How Old Do You Have to Be to Buy a Vape? Smack Boyz Tulsa Guide You Must be 19 Years Older to Purchase Vape Cigs and E Liquid Sign signs by salagraphics 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 LOOK : Under Section 6 of RA11900 or the "Vaporized Nicotine and Non Nicotine Products Regulation Act, only those who are 18 years old and You'll have to be 21 to buy cigarettes or vape products in Washington starting Jan. 1, 2020 KNKX Public Radio