Versions of See prior versions of a law on LawServer 2023 South Dakota Codified Laws 58-26-74. Alternative method for determination of reference interest rate 2022 South Dakota Codified Laws 58-26-74. Alternative method for determination of reference interest rate 2021 South Dakota Codified Laws 58-26-74. Alternative method for determination of reference interest rate 2019 South Dakota Codified Laws 58-26-74. Alternative method for determination of reference interest rate 2018 South Dakota Codified Laws 58-26-74. Alternative method for determination of reference interest rate 2016 South Dakota Codified Laws 58-26-74. Alternative method for determination of reference interest rate 2014 South Dakota Codified Laws 58-26-74. Alternative method for determination of reference interest rate 2010 South Dakota Laws 58-26-74 – Alternative method for determination of reference interest rate