S.D. Codified Laws § 12-27-35

The attorney general shall investigate and prosecute any violation of the provisions of this chapter relating to a legislative office, statewide office, or political committee and prosecute any violation thereof. In lieu of bringing a criminal action, the attorney general may elect to file a civil action. In a civil action, in addition to other relief, the court may impose a civil penalty in an amount not to exceed ten thousand dollars for each violation. Any civil penalty recovered shall be paid to the state general fund. A civil action brought by the attorney general shall be commenced in Hughes County or in the county where the person resides.