THCa Shops in New York

Hemp products intended for smoking or vaping fall under cannabis regulation, and enforcement has increased.

Separately, the federal hemp definition changes on November 12, 2026, when total THC replaces delta-9 as the test and finished products are capped at 0.4 mg of total THC per container. That applies nationwide regardless of state law.

Status reviewed July 29, 2026. Hemp rules are changing quickly and several are in litigation — verify against your state's statute or agency rule before you buy or sell. This is not legal advice. See all 51 jurisdictions .