Versions of 40 CFR Part 154 - Special Review Procedures on LawServer 2024 40 CFR Part 154 – Special Review Procedures 2023 40 CFR PART 154 – SPECIAL REVIEW PROCEDURES 2022 40 CFR Part 154 – Special Review Procedures 2021 40 CFR Part 154 – Special Review Procedures 2020 40 CFR Part 154 – Special Review Procedures