South Dakota Codified Laws
Chapter 09 - Misuse Of Flags
Section 22-9-1 - Desecration of flag.

22-9-1. Desecration of flag.
Any person who knowingly mutilates, defaces, physically defiles, burns, maintains on the floor or ground, or tramples upon any flag of the United States or flag of the State of South Dakota is guilty of a Class 1 misdemeanor.
The term, flag of the United States, as used in this section includes any flag, standard, or colors, or any part thereof, made of any substance and of any size evidently purporting to be the flag, standard, or colors of the United States of America.
The term, flag of the State of South Dakota, as used in this section includes any flag, standard, or colors, or any part thereof, made of any substance and of any size evidently purporting to be the flag, standard, or colors of the flag of the State of South Dakota.

Source: SDC 1939, §§13.0805, 65.0601; SDCL, §22-9-6; SL 1976, ch 158, §9-1; SL 1985, ch 172; SL 1990, ch 159.