2024 49 CFR 229.309 – Safety-critical changes and failures

2023 49 CFR 229.309 – Safety-critical changes and failures

2022 49 CFR 229.309 – Safety-critical changes and failures

2021 49 CFR 229.309 – Safety-critical changes and failures

2020 49 CFR 229.309 – Safety-critical changes and failures

2019 49 CFR 229.309 – Safety-critical changes and failures

2016 49 CFR 229.309 – Safety-critical changes and failures

2015 49 CFR 229.309 – Safety-critical changes and failures

2014 49 CFR 229.309