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

https://www.stall-bookmarks.win/starting-nov-12-2026-the-federal-hemp-definition-changes-to-use-total-thc

Starting Nov. 12, 2026, federal hemp rules count total THC, including THCA—not just delta-9. By Dec. 11, products face a 0.4 mg total THC cap per container, which may affect what shoppers can buy.