THC vapes banned in Texas. Shops say customers drained their supplies ahead of the ban, and now retailers are bracing for impact. Vapes containing THC and other hemp derived cannabinoids like Delta 8 will become illegal to sell in Texas on Sept. 1 under a law passed earlier this year. Senate Bill 2024, while narrower than Can You Still Buy Disposable Vapes in Texas? 2025 Update Many Texas retailers can no longer sell THC to customers under 21 KUT Radio, Austin's NPR Station Vapes & Cartridges Marijuana, guns, more than 100 THC vapes discovered in vehicle speeding through San Antonio school zone, DPS says