Indoor Vaping in the UK Is It Illegal? Essential Facts and Legal Insights You Should Know Is It Illegal to Vape Indoors in the UK? ZOFO Vaping is banned in countries like Mexico and Thailand here are the countries where it's illegal or restricted 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