South Dakota Codified Laws
Chapter 28 - Safety Hazards In General
Section 34-28-9 - Employees exempt from liability.

34-28-9. Employees exempt from liability.
No liability under §34-28-6 or 34-28-7 shall be created as to workmen who are employees of a material supplier, contractor, subcontractor, or other employer responsible for compliance with said sections.

Source: SL 1973, ch 232, §4.