South Dakota Codified Laws
Chapter 44 - Emblems Of Associations
Section 43-44-2 - Deceptive emblem--Registration forbidden.

43-44-2. Deceptive emblem--Registration forbidden.
No registration shall be granted, nor alteration permitted of any emblem so nearly resembling any other which has been theretofore registered, as to be calculated to deceive or mislead.

Source: SL 1933, ch 82, §4; SDC 1939, §51.0904.