Versions of 27 CFR Part 30 - Gauging Manual on LawServer 2024 27 CFR Part 30 – Gauging Manual 2023 27 CFR PART 30 – GAUGING MANUAL 2022 27 CFR Part 30 – Gauging Manual 2021 27 CFR Part 30 – Gauging Manual 2020 27 CFR Part 30 – Gauging Manual