Starting Nov 12, 2026, federal rules count total THC—including THCA—and cap...

https://bizzmarkblog.com/are-cbd-tinctures-affected-by-the-0-4-mg-per-container-cap/

Starting Nov 12, 2026, federal rules count total THC—including THCA—and cap hemp-derived products at 0.4 mg total THC per container. Dec 11, 2026, is another key date; check labels and ask retailers how the limits affect the product you’re considering.