South Dakota Codified Laws
Chapter 20F - Loose Leaf Incense
Section 34-20F-4 - Sale to person under age twenty-one prohibited--Violation as misdemeanor.

34-20F-4. Sale to person under age twenty-one prohibited--Violation as misdemeanor.
No retailer may willfully and knowingly supply, deliver, give possession, or sell any amount of loose leaf incense to a person under twenty-one years of age. A violation of this is a Class 1 misdemeanor.

Source: SL 2012, ch 185, ยง3, eff. Mar. 2, 2012.