SDCL § 38-22-20: Entry by state personnel not deemed trespass--Crop damage not assessed.

The entrance by an agent or employee of the secretary of agriculture and natural resources, county or supervisor, upon property, in performing his duties, pursuant to this chapter, does not constitute trespass, nor may damage be assessed against the state, the secretary, his agents or employees, the county, or any supervisor doing weed or pest control work.