Hemp has been legal at a federal level in the U.S. since December 2018. Some states, however, have prohibited the use of smokable hemp due its physical and aromatic likeness to marijuana and the difficulty it’s causing law enforcement in telling the two apart.
The states in which we know smoking hemp is currently banned are; Louisiana, North Carolina, Texas, and Kentucky. Read more about the legality of smokable hemp here, which includes some great news for folks in Indiana!