Versions of 33 CFR 5.1 - Definitions on LawServer 2024 33 CFR 5.1 – Definitions 2023 33 CFR 5.1 – Definitions 2022 33 CFR 5.1 – Definitions 2021 33 CFR 5.1 – Definitions 2020 33 CFR 5.1 – Definitions 2019 33 CFR 5.1 – Definitions 2016 33 CFR 5.1 – Definitions 2015 33 CFR 5.1 – Definitions