S.D. Codified Laws § 43-33-1
Current with legislation signed by the governor on or before 3/6/2024
A thing is deemed to be affixed to land when it is attached to it by roots, as in the case of trees, vines, or shrubs; or imbedded in it, as in the case of walls; or permanently resting upon it, as in the case of buildings; or permanently attached to what is thus permanent, as by means of cement, plaster, nails, bolts, or screws.
SDCL 43-33-1