A ban on disposable THC vapes available at thousands of retailers across Texas goes into effect in less than a month, regardless of whether Republican state lawmakers succeed in their efforts to 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 Youth vaping THC: What you need to know El Paso Matters New Texas THC Laws Take Effect March 31, 2026: What You Need to Know The Law Office of Shawn C. Brown P.C.