Versions of South Dakota Codified Laws 12-13-26.1. Initiated or proposed constitutional amendment--Single subject or revision determination by secretary of state--Certification on LawServer 2023 South Dakota Codified Laws 12-13-26.1. Initiated or proposed constitutional amendment–Single subject or revision determination by secretary of state–Certification 2022 South Dakota Codified Laws 12-13-26.1. Initiated amendment–Written certification by secretary of state–Resubmission 2021 South Dakota Codified Laws 12-13-26.1. Initiated amendment–Written certification by secretary of state–Resubmission