Texas Health and Safety Code - HEALTH & SAFETY § 487.1071. Cannabinoids Eligible for Dispensing

(1) created naturally by a plant of the species Cannabis sativa L. that is separated from the plant by a mechanical or chemical extraction process;

(2) created naturally by a plant of the species Cannabis sativa L. that binds to or interacts with the cannabinoid receptors of the endocannabinoid system;  or

(3) produced by decarboxylation from a naturally occurring cannabinoid acid without the use of a chemical catalyst.