Versions of 14 CFR 49.51 - Applicability on LawServer 2024 14 CFR 49.51 – Applicability 2023 14 CFR 49.51 – Applicability 2022 14 CFR 49.51 – Applicability 2021 14 CFR 49.51 – Applicability 2020 14 CFR 49.51 – Applicability 2019 14 CFR 49.51 – Applicability 2016 14 CFR 49.51 – Applicability 2015 14 CFR 49.51 – Applicability 2014 14 CFR 49.51 – Applicability