Tangible personal property and any product transferred electronically, the storage, use, or other consumption of which this state is prohibited from taxing under the Constitution or laws of the United States of America or under the Constitution of this state, or tangible personal property and any product transferred electronically sold to the United States, the State of South Dakota, or any public or municipal corporation of the state which is for the use, storage, or consumption of such public corporations is hereby specifically exempt from the tax imposed by this chapter.
SDCL 10-46-7