Its completely state by state. Check this map to see the status of the state you're mailing to. http://www.wswa.org/public/state/
Some places they just confiscate it, in others its a felony, so make sure you double check. If nothing else, call the post office.
Some places they just confiscate it, in others its a felony, so make sure you double check. If nothing else, call the post office.