Starting Nov 12, 2026, the federal hemp definition will use total THC and a 0.4...

https://zandersmasterinsights.capitaljays.com/posts/does-the-0.4-mg-thc-limit-apply-per-serving-or-per-bottle

Starting Nov 12, 2026, the federal hemp definition will use total THC and a 0.4 mg-per-container cap, with changes taking effect Dec 11. Before buying, check total THC per container, serving size, and a current lab report.