On Nov 12, 2026, federal hemp rules change, with the new definition taking...

https://sierra-wiki.win/index.php/Broad_Spectrum_vs._Isolate:_Which_Is_Better_for_Avoiding_THC%3F

On Nov 12, 2026, federal hemp rules change, with the new definition taking effect Dec 11. It counts total THC, including THCA, and sets a 0.4 mg per-container cap—so some products may no longer qualify as hemp.