House Bill 1325 is a recent law signed by Texas Governor Greg Abbott. It makes marijuana and hemp with low levels of THC, below 0.3%, legal in Texas. Many testing facilities can't determine the level of THC in a sample, so the Harris County District Attorney’s Office said it will not pursue criminal charges for possession of marijuana for 4 ounces and under without a lab test proving a THC level of more than 0.3 percent. Read more about recent changes to marijuana and hemp laws.