Starting Nov. 12, 2026, federal hemp rules count total THC, including THCA—not...

https://www.bookmark-url.win/on-nov-12-2026-the-federal-hemp-definition-changes-with-dec-11-2026

Starting Nov. 12, 2026, federal hemp rules count total THC, including THCA—not just delta-9 THC. By Dec. 11, 2026, each container must stay under 0.4 mg total THC, so check product labels and COAs before you buy.