Versions of 33 CFR Part 90 - Inland Rules: Interpretative Rules on LawServer 2024 33 CFR Part 90 – Inland Rules: Interpretative Rules 2023 33 CFR PART 90 – INLAND RULES: INTERPRETATIVE RULES 2022 33 CFR Part 90 – Inland Rules: Interpretative Rules 2021 33 CFR Part 90 – Inland Rules: Interpretative Rules 2020 33 CFR Part 90 – Inland Rules: Interpretative Rules