Versions of South Dakota Codified Laws 55-15-9. Administration of total return unitrust--Authority of trustee on LawServer 2023 South Dakota Codified Laws 55-15-9. Administration of total return unitrust–Authority of trustee 2022 South Dakota Codified Laws 55-15-9. Administration of total return unitrust–Authority of trustee 2021 South Dakota Codified Laws 55-15-9. Administration of total return unitrust–Authority of trustee 2019 South Dakota Codified Laws 55-15-9. Administration of total return unitrust–Authority of trustee 2018 South Dakota Codified Laws 55-15-9. Administration of total return unitrust–Authority of trustee 2016 South Dakota Codified Laws 55-15-9. Administration of total return unitrust–Authority of trustee 2014 South Dakota Codified Laws 55-15-9. Administration of total return unitrust–Authority of trustee 2010 South Dakota Laws 55-15-9 – Administration of total return unitrust–Authority of trustee