Starting December 11, the US hemp rule counts total THC, including THCA, when...

https://www.toro-bookmarks.win/december-11-s-us-hemp-rule-counts-total-thc-including-thca-and-caps-it-at-0-4

Starting December 11, the US hemp rule counts total THC, including THCA, when determining whether a product qualifies as hemp. It also sets a cap of 0.4 mg of THC per container