The December 11 U.S. hemp rule counts total THC, including THCA, and caps it at...

https://en.mercopress.com/2026/10/14/new-us-hemp-rules-take-effect-december-11-shifting-demand-for-south-american-exporters

The December 11 U.S. hemp rule counts total THC, including THCA, and caps it at 0.4 mg per container. That narrows eligible products and may shift demand toward compliant low- or no-THC options. THC-free inputs with batch lab reports are the clearest path