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

https://zandersultimateinsight.iamarrows.com/do-us-buyers-prefer-usda-organic-cbd-inputs-now

The December 11 US hemp rule counts total THC, including THCA, and caps it at 0.4 mg per container. That narrows demand for intoxicating products and favors THC-free inputs backed by batch lab reports as the clearest path to compliance.