Versions of South Dakota Codified Laws 13-37-28.1. Dyslexia defined on LawServer 2023 South Dakota Codified Laws 13-37-28.1. Dyslexia defined 2022 South Dakota Codified Laws 13-37-28.1. Dyslexia defined 2021 South Dakota Codified Laws 13-37-28.1. Dyslexia defined 2019 South Dakota Codified Laws 13-37-28.1. Dyslexia defined