As the dialogue about possible full legalization of marijuana in New Jersey once again ramps up, a number of firms have announced the formation of cannabis law practice groups.

There seems to be something of a blueprint: Lawyers who have experience with cannabis clients—or at least those whose practices are pertinent to the current market for medical marijuana, or the potential market for recreational marijuana—are brought together. Like any business, marijuana businesses generate a range of legal needs: land use, licensing and regulatory, to name a few.