Retailers relieved that Texas skirted a THC ban again San Antonio Current 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 THC Vape Ban Just Took Effect As of Sept 1, it's now illegal for retailers in Texas to sell or promote THC vapes. Here's what you need to know Texas Lawmakers Pass Toned Down Version of Vape Bill Vaping360