Versions of South Dakota Codified Laws 32-15-13.1. Silage and seasonal farm trucks exempt--Gross weight--Restrictions on use on LawServer 2023 South Dakota Codified Laws 32-15-13.1. Silage and seasonal farm trucks exempt–Gross weight–Restrictions on use 2022 South Dakota Codified Laws 32-15-13.1. Silage and seasonal farm trucks exempt–Gross weight–Restrictions on use 2021 South Dakota Codified Laws 32-15-13.1. Silage and seasonal farm trucks exempt–Gross weight–Restrictions on use 2019 South Dakota Codified Laws 32-15-13.1. Silage and seasonal farm trucks exempt–Gross weight–Restrictions on use 2018 South Dakota Codified Laws 32-15-13.1. Silage and seasonal farm trucks exempt–Gross weight–Restrictions on use 2016 South Dakota Codified Laws 32-15-13.1. Silage and seasonal farm trucks exempt–Gross weight–Restrictions on use 2014 South Dakota Codified Laws 32-15-13.1. Silage and seasonal farm trucks exempt–Gross weight–Restrictions on use 2010 South Dakota Laws 32-15-13.1 – Silage and seasonal farm trucks exempt–Gross weight–Restrictions on use