On Nov. 12 and Dec. 11, 2026, federal hemp rules shift toward total THC,...

https://www.usaenlinea.com/the-hemp-law-changing-this-fall-and-what-it-means-for-whats-on-the-shelf/

On Nov. 12 and Dec. 11, 2026, federal hemp rules shift toward total THC, counting THCA too. Products must stay under a 0.4 mg total-THC cap per container, so check labels and COAs—not just the delta-9 number—before you buy.