Denver's flavored vape ban sends customers across city lines Will you vote to repeal a ban on flavored tobacco in Denver?, Referendum 310 is on your ballot this year. If a majority of voters vote yes the city will continue to ban flavored tobacco products. If Denver's ban on flavored tobacco takes effect in 2025 Denver ban on flavored nicotine products goes into effect as the new year kicks off Colorado flavor vape ban fails again China Vape Factory How Colorado's flavored nicotine ban debate raises questions about racial justice and where the state gets money