SDCL § 42-8-67: Boundary waters--Concurrent jurisdiction with adjoining states.

For the purposes of this chapter, the courts and the conservation officers of this state have jurisdiction over the entire boundary waters of this state to the furthermost shorelines. The concurrent jurisdiction of the courts and administrative officers of the adjoining states of Minnesota, North Dakota, Montana, Wyoming, Iowa and Nebraska over all boundary waters between those states and this state, is hereby recognized.