On Nov. 12, 2026, a federal hemp definition change takes effect Dec. 11. It...

https://sierra-wiki.win/index.php/What_If_the_COA_Is_From_Years_Ago_but_the_Product_Is_New%3F

On Nov. 12, 2026, a federal hemp definition change takes effect Dec. 11. It counts total THC, including THCA, and caps finished products at 0.4 mg total THC per container—so shoppers may see products reclassified.