how old do you have to be to vape Definitive Guide Texas Banned Disposable Vapes. Here's What I'd Buy Instead Texas targets vapes aimed at kids with new law, officials also considering further steps Dallas has made it illegal to vape in public spaces, with the new ban taking effect on December 10, 2025 A new Texas law that bans the sale of TC infused vapes took effect on Monday. Although the law does not ban the possession of TC vape pens, retailers who sell them could Texas law bans disposable vapes and THC infused vapes.