New Texas THC Laws Take Effect March 31, 2026: What You Need to Know The Law Office of Shawn C. Brown P.C. Starting September 1, Texas businesses will be restricted from selling or promoting vapes that contain cannabinoids like THC or nicotine. Signed into law by Governor Abbott, Senate Bill 2024 prohibits the sale Marijuana, guns, more than 100 THC vapes discovered in vehicle speeding through San Antonio school zone, DPS says THC vapes are banned from Texas retailers: 5 things to know Texas' vape ban is here. It's not just about THC. Here's what it might mean for you. SB2024 passed and is now in effect. THC pens carts are BANNED in the state. However: : r texas