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Restricted GMDSS Radio Operator’s License

Important: Before you sign up for an FCC Element Exam, you must create an FCC user profile and FRN (registration number). Click here to view a video that will walk through the process of creating the FCC user profile and FRN.

The Restricted GMDSS Radio Operator’s License (RG) qualifies the holder to operate—and make some basic equipment adjustments to—Global Maritime Distress and Safety System (GMDSS) radio installations, but only on voyages that remain within 20 nautical miles of shore. It also confers the operating authority of the Marine Radio Operator Permit. The Restricted GMDSS Radio Operator’s License test consists of the exams for FCC Element 1 and FCC Element 7R.

  • FCC Element 1 — Basic radio law and operating practice with which every maritime radio operator should be familiar.To pass, an examinee must correctly answer at least 18 out of 24 questions.
  • FCC Element 7R —GMDSS Radio Operating Practices. GMDSS Restricted radio operating procedures and practices sufficient to show detailed practical knowledge of the operation of the VHF GMDSS sub-systems and equipment.The exam consists of questions from the following categories: general information, VHF digital selective calling, and carriage requirement. To pass, an examinee must correctly answer at least 38 out of 50 questions.


To qualify, you must:

  • Be a legal resident of (or otherwise eligible for employment in) the United States; and
  • Be able to receive and transmit spoken messages in English; and
  • Pass a written and/or telegraphy examination(s) as described above.

Term Of Licence

A Restricted GMDSS Radio Operator’s License is issued for the holder’s lifetime. Prior to March 25, 2008, the license term for a GMDSS Radio Maintainer’s License was five years.

Any holder of a Restricted GMDSS Radio Operator’s License that expired prior to March 25, 2008, must still file an application to renew the license within the five-year grace period after expiration.

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