THCA legal status in Tennessee: Banned. Banned. Effective July 1, 2026, Tennessee prohibits the sale of THCA products at or above 0.3% total concentration, including all smokable flower and pre-rolls. Low-potency edibles, beverages, and vapes remain legal under Alcoholic Beverage Commission oversight with 21+ enforcement and new hemp taxes. Most vendors have stopped shipping THCA flower to Tennessee addresses. Key legislation: 2025 Tennessee hemp law (effective July 1, 2026), superseding Public Chapter 916 (2019). View vendors that ship to Tennessee. See all 50 states.