Starting Nov 12, 2026, the federal hemp definition shifts to total THC, with a...

https://www.kilobookmarks.win/starting-nov-12-2026-federal-hemp-rules-count-total-thc-including-thca-by

Starting Nov 12, 2026, the federal hemp definition shifts to total THC, with a 0.4 mg-per-container cap taking effect Dec 11. Before buying, check the COA, total THC, serving size, and cannabinoids per container.