2024 46 CFR 15.817 – Global Maritime Distress and Safety System (GMDSS) radio operator

2023 46 CFR 15.817 – Global Maritime Distress and Safety System (GMDSS) radio operator

2022 46 CFR 15.817 – Global Maritime Distress and Safety System (GMDSS) radio operator

2021 46 CFR 15.817 – Global Maritime Distress and Safety System (GMDSS) radio operator

2020 46 CFR 15.817 – Global Maritime Distress and Safety System (GMDSS) radio operator

2019 46 CFR 15.817 – Global Maritime Distress and Safety System (GMDSS) radio operator

2016 46 CFR 15.817 – Global Maritime Distress and Safety System (GMDSS) radio operator

2015 46 CFR 15.817 – Global Maritime Distress and Safety System (GMDSS) radio operator

2014 46 CFR 15.817 – Global Maritime Distress and Safety System (GMDSS) radio operator