Versions of 32 CFR Part 193 - Highways for National Defense on LawServer 2024 32 CFR Part 193 – Highways for National Defense 2023 32 CFR PART 193 – HIGHWAYS FOR NATIONAL DEFENSE 2022 32 CFR Part 193 – Highways for National Defense 2021 32 CFR Part 193 – Highways for National Defense 2020 32 CFR Part 193 – Highways for National Defense