Vaping, Nicotine, and Tobacco Wellesley, MA Vaping under the age of 21 is illegal: How do kids get vapes? What's the Legal Age to Vape? Everything You Should Know Did you know? The Tobacco 21 law raises the legal age to buy tobacco and vaping products from 18 to 21. Why? To help protect young people from a lifetime of addiction. Vape Laws: How Old Do You Have To Be To Vape? STLTH STLTH VAPE How Old Do You Have to Be to Buy a Vape in 2023?