Versions of 40 CFR Part 1500 - Purpose and Policy on LawServer 2024 40 CFR Part 1500 – Purpose and Policy 2023 40 CFR PART 1500 – PURPOSE AND POLICY 2022 40 CFR Part 1500 – Purpose and Policy 2021 40 CFR Part 1500 – Purpose and Policy 2020 40 CFR Part 1500 – Purpose, Policy, and Mandate