South Dakota Codified Laws
Chapter 16 - Land Boundaries Monuments And Subsurface Rights
Section 43-16-5 - Boundaries and monuments--Maintenance by coterminous owners.

43-16-5. Boundaries and monuments--Maintenance by coterminous owners.
Coterminous owners are mutually bound equally to maintain the boundaries and monuments between them.

Source: CivC 1877, §272; CL 1887, §2788; RCivC 1903, §295; RC 1919, §365; SDC 1939, §51.0711.