U.S. Code of Federal Regulations

Regulations most recently checked for updates: Jan 21, 2026

All TitlesTitle 47Chapter IPart 80Subpart W - Subpart W—Global Maritime Distress and Safety System (GMDSS)

GENERAL PROVISIONS
EQUIPMENT REQUIREMENTS FOR SHIP STATIONS
§ 80.1081 - Functional requirements.
§ 80.1083 - Ship radio installations.
§ 80.1085 - Ship radio equipment—General.
§ 80.1087 - Ship radio equipment—Sea area A1.
§ 80.1089 - Ship radio equipment—Sea areas A1 and A2.
§ 80.1091 - Ship radio equipment—Sea areas A1, A2, and A3.
§ 80.1093 - Ship radio equipment—Sea areas A1, A2, A3, and A4.
§ 80.1095 - Survival craft equipment.
§ 80.1099 - Ship sources of energy.
§ 80.1101 - Performance standards.
§ 80.1103 - Equipment authorization.
§ 80.1105 - Maintenance requirements.
§ 80.1107 - Test of radiotelephone station.
§ 80.1065 - Applicability.
§ 80.1067 - Inspection of station.
§ 80.1069 - Maritime sea areas.
§ 80.1071 - Exemptions.
§ 80.1073 - Radio operator requirements for ship stations.
§ 80.1074 - Radio maintenance personnel for at-sea maintenance.
§ 80.1075 - Radio records.
§ 80.1077 - Frequencies.

OPERATING PROCEDURES FOR DISTRESS AND SAFETY COMMUNICATIONS
§ 80.1109 - Distress, urgency, and safety communications.
§ 80.1111 - Distress alerting.
§ 80.1113 - Transmission of a distress alert.
§ 80.1114 - False distress alerts.
§ 80.1115 - Transmission of a distress alert by a station not itself in distress.
§ 80.1117 - Procedure for receipt and acknowledgement of distress alerts.
§ 80.1119 - Receipt and acknowledgement of distress alerts by coast stations and coast earth stations.
§ 80.1121 - Receipt and acknowledgement of distress alerts by ship stations and ship earth stations.
§ 80.1123 - Watch requirements for ship stations.
§ 80.1125 - Search and rescue coordinating communications.
§ 80.1127 - On-scene communications.
§ 80.1129 - Locating and homing signals.
§ 80.1131 - Transmissions of urgency communications.
§ 80.1133 - Transmission of safety communications.
§ 80.1135 - Transmission of maritime safety information.
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