Versions of 40 CFR Part 1501 - Nepa and Agency Planning on LawServer 2024 40 CFR Part 1501 – Nepa and Agency Planning 2023 40 CFR PART 1501 – NEPA AND AGENCY PLANNING 2022 40 CFR Part 1501 – NEPA and Agency Planning 2021 40 CFR Part 1501 – NEPA and Agency Planning 2020 40 CFR Part 1501 – Nepa and Agency Planning