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

https://lanesuniqueword.wpsuo.com/how-do-labs-calculate-total-thc-with-thca

The December 11 U.S. hemp rule counts total THC, including THCA, and caps THC at 0.4 mg per container. That narrows compliant product options and may shift demand toward THC-free inputs, with batch lab reports offering the clearest path.