SDCL § 41-12-15: Law of adjoining state to be observed on boundary waters--Misdemeanor.

The taking of any fish with or the placing, maintaining, or using of a net or seine in any river, lake, or waters forming the boundary line between this and any other state of the United States, at any time or in any manner prohibited by the laws of any such adjoining state, is a Class 2 misdemeanor, except as provided by §§ 41-12-16 to 41-12-19, inclusive.