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

https://wiki-coast.win/index.php/If_I_sell_CBD_softgels,_what_should_I_change_before_December_11%3F

The December 11 US hemp rule change counts total THC, including THCA, and caps THC at 0.4 mg per container. It may push demand toward THC-free inputs with batch lab reports, the clearest path for buyers seeking compliant products.