Versions of South Dakota Codified Laws 28-7A-4.1. Exemption--Controlled substance felony--Denial of benefits--Prohibition on LawServer 2023 South Dakota Codified Laws 28-7A-4.1. Exemption–Controlled substance felony–Denial of benefits–Prohibition 2022 South Dakota Codified Laws 28-7A-4.1. Exemption–Controlled substance felony–Denial of benefits–Prohibition 2021 South Dakota Codified Laws 28-7A-4.1. Exemption–Controlled substance felony–Denial of benefits—Prohibition. 2019 South Dakota Codified Laws 28-7A-4.1. Exemption–Controlled substance felony–Denial of benefits—Prohibition.