Total THC = (0.877 x THCA) + THC
Effective date: March 31, 2026
Minor--A person under 21 years of age.
25 TAC Chapter 300, Manufacture, Distribution, and Sale of Consumable Hemp Products (adopted rules, Texas Register, March 20, 2026) Texas Department of State Health Services, Texas Register (Secretary of State)
Our note: THCA counts toward total THC, which ends retail sale of THCA flower as hemp; buyers must be 21. The rule is under appeal (Fifteenth Court of Appeals, 15-26-00099-CV) and was enforceable when checked.