How Old Do You Have to Be to Buy Cigarettes in the US? How Old Do You Have To Be To Buy Vapes You Must be 19 Years Older to Purchase Vape Cigs and E Liquid Sign signs by salagraphics The Cost of Vaping The New Federal Minimum Vaping Age Won't Protect Young People Selectmen in favor of raising e cig purchasing age McConnell Introduces Bill to Raise Purchase Age of Tobacco, E Cigarettes to 21 KTLA