The Dec. 11 US hemp law counts total THC, including THCA, and caps THC at 0.4...

https://josuescoolblogs.trexgame.net/is-it-true-that-most-hemp-derived-cannabinoid-products-could-disappear

The Dec. 11 US hemp law counts total THC, including THCA, and caps THC at 0.4 mg per container. That narrows the market for intoxicating products. THC-free inputs backed by batch lab reports offer the clearest route to compliance and continued demand.