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

https://www.foxtrot-bookmarks.win/the-2026-hemp-definition-change-puts-two-dates-on-shoppers-calendars-november

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.