Versions of 49 USC 5121 - Administrative on LawServer 2024 49 USC 5121 – Administrative 2023 49 USC 5121 – Administrative 2022 49 USC 5121 – Administrative 2021 49 USC 5121 – Administrative 2020 49 USC 5121 – Administrative 2018 49 USC 5121 – Administrative 2017 49 USC 5121 – Administrative 2015 49 USC 5121 – Administrative 2014 49 USC 5121 – Administrative