Effective December 11, the US hemp rule counts total THC, including THCA, and...

https://garrettsinsightfulthoughtss.opalvector.com/posts/what-changes-on-december-11-for-us-hemp-rules

Effective December 11, the US hemp rule counts total THC, including THCA, and caps hemp-derived products at 0.4 mg per container. It narrows compliant options, shifting demand toward THC-free inputs with batch lab reports—the clearest path.