Versions of South Dakota Codified Laws 58-41-22. Filing of notice of modification of operation--Approval if not disapproved--Exemptions on LawServer 2023 South Dakota Codified Laws 58-41-22. Filing of notice of modification of operation–Approval if not disapproved–Exemptions 2022 South Dakota Codified Laws 58-41-22. Filing of notice of modification of operation–Approval if not disapproved–Exemptions 2021 South Dakota Codified Laws 58-41-22. Filing of notice of modification of operation–Approval if not disapproved–Exemptions 2019 South Dakota Codified Laws 58-41-22. Filing of notice of modification of operation–Approval if not disapproved–Exemptions 2018 South Dakota Codified Laws 58-41-22. Filing of notice of modification of operation–Approval if not disapproved–Exemptions 2016 South Dakota Codified Laws 58-41-22. Filing of notice of modification of operation–Approval if notdisapproved–Exemptions 2014 South Dakota Codified Laws 58-41-22. Filing of notice of modification of operation–Approval if notdisapproved–Exemptions 2010 South Dakota Laws 58-41-22 – Filing of notice of modification of operation–Approval if not disapproved–Exemptions