S.D. Codified Laws § 55-5-6
Current with legislation signed by the governor on or before 3/6/2024
The trustee shall invest and manage trust assets as a prudent investor would considering the purposes, terms, distribution requirements, and other circumstances of the trust. This standard requires the exercise of reasonable care, skill, and caution and shall be applied to investments not in isolation, but in the context of the trust portfolio as a whole and as a part of an overall investment strategy that should incorporate risk and return objectives reasonably suitable to the trust.
SDCL 55-5-6