Versions of 49 CFR Part 512 - Confidential Business Information on LawServer 2024 49 CFR Part 512 – Confidential Business Information 2023 49 CFR PART 512 – CONFIDENTIAL BUSINESS INFORMATION 2022 49 CFR Part 512 – Confidential Business Information 2021 49 CFR Part 512 – Confidential Business Information 2020 49 CFR Part 512 – Confidential Business Information