Is it illegal to possess, sell, or use an e cigarette in public? As known, Thailand has regulations related to e cigarettes. The first announcement was issued by the Ministry of Commerce, declaring e cigarettes 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 Can You Vape Indoors: Guide To Vaping Indoors In UK Coloradans Can't Vape In Public Indoor Spaces Anymore And Smokers Outside Have To Be Farther From Doors