Versions of 49 CFR 366.4 - Required States on LawServer 2024 49 CFR 366.4 – Required States 2023 49 CFR 366.4 – Required States 2022 49 CFR 366.4 – Required States 2021 49 CFR 366.4 – Required States 2020 49 CFR 366.4 – Required States 2019 49 CFR 366.4 – Required States 2016 49 CFR 366.4 – Required States 2015 49 CFR 366.4 – Required States 2014 49 CFR 366.4