DeSoto ISD Updates Vaping Policy in Line with New Texas Law Starting this school year, students caught with vapes, especially those containing THC, will face mandatory placement in an alternative education program THC ban stalls out down the homestretch of Texas special legislative session Understanding Texas Laws on THC Vape Pens The Webb Firm, P.C. We Tested 'Legal' THC Edibles from Throughout Texas. Here's What We Learned. Texas law banning THC vape sales now in effect