Tobacco 21 Tompkins County Why Did They Change The Legal Smoking Age From Unsafe': Mass. Communities Change Approach On Who Can Buy Nicotine, Tobacco Products Australia Near Nagpur, Maharashtra You'll have to be 21 to buy cigarettes or vape products in Washington starting Jan. 1, 2020 KNKX Public Radio How old do you have to be to vape? 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. NC lawmakers debate raising tobacco purchase age to 21 amid vaping crisis