GMDSS Radio Operator/Maintainer License (DB)



Click Buy Now and proceed through checkout to enroll in the GMDSS Radio Operator/Maintainer License (DB) Course. 

Once checked out, you are redirected to your “My Courses” page where you can click on your course to get started.

If you have questions please do not hesitate to contact us.

Full Course Description

Please read through the informational tabs.

GMDSS Radio Operator/Maintainer License (DB)

The GMDSS Radio Operator/Maintainer License (DB) confers the operating authority of the DO and the DM (and, by extension, it also confers the operating authority of the PG and MP).

Complete the Course

Our recommendation is to take the GMDSS Radio Operator/Maintainer License (DB) Course one FCC Element at a time. Start with FCC Element 1 and test when you are ready. Then focus on FCC Element 3 and test when you are ready. Do the same for Elements 7 and 9 when you are ready. You can purchase FCC Element 1, FCC Element 3, FCC Element 7 and FCC Element 9 individually in our shop in order to improve upon an existing license. Below is a detailed list of how to complete each element.

  1. Study the question pool.
  2. Pass the Final Practice Quiz with a 90% or higher to unlock the Final Exam.
  3. Create your FCC User Profile and get your FRN (FCC Registration Number)
  4. Contact us to schedule your Final Exam via Web Conference.
  5. During the Web Conference we:
    1. Verify your identity
    2. Administer the Final Exam
    3. Email you an online form to fill out
    4. Check the information provided for typos

Get your GMDSS Radio Operator/Maintainer License (DB) Official Copy

  1. We submit your application to the FCC.
  2. The FCC processes your application and sends you an email stating “The FCC Pay Fees System link below provides for electronic payment of required fees by credit card.”
  3. Pay the FCC a $35 fee and they issue your license.
  4. Download the official copy of your license from the FCC’s Website.


To qualify for a GMDSS Radio Operator/Maintainer License you must:

  • be a legal resident of (or otherwise eligible for employment in) the United States
  • be able to receive and transmit spoken messages in English
  • pass the FCC Elements 1, 3, 7 & 9 examination

Term of License

A GMDSS Radio Operator/Maintainer License is issued for the holder’s lifetime.