How Old Do You Have to be to Vape? Minimum Legal Age? LOOKAH What Are the Rules For Vaping Indoors? Riot E Liquids New Montana law bars indoor vaping in public spaces Vaping Laws For All 50 States Signs.com Blog Vaping is officially banned in Dallas public spaces starting Dec. 11! The new ordinance bans e cigarettes in all indoor public spaces, within 15 feet of entrances, and on all park property. Violations Vaping is officially banned in Dallas public spaces starting Dec. 11! The new ordinance bans e cigarettes in all indoor public spaces, within 15 feet of entrances, and on all park property. Violations