GMDSS Radio Maintainer’s License (DM)
The GMDSS Radio Maintainer’s License (DM) qualifies the holder to operate, and make some basic equipment adjustments to, Global Maritime Distress and Safety System (GMDSS) radio installations. It also confers the operating authority of the Marine Radio Operator Permit (MP).
Complete the Course
Our recommendation is to take the GMDSS Radio Maintainer’s License (DM) 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. Then focus on FCC Element 9 and test when you are ready. You can purchase FCC Element 1, FCC Element 3 and FCC Element 9 individually in our shop to spread the cost of the course over three payments. Below is a detailed list of how to complete each element.
- Study the question pool.
- Pass the Final Practice Quiz with a 90% or higher to unlock the Final Exam.
- Create your FCC User Profile and get your FRN (FCC Registration Number)
- Contact us to schedule your Final Exam via Web Conference.
- During the Web Conference we:
- Verify your identity
- Administer the Final Exam
- Email you an online form to fill out
- Check the information provided for typos
Get your GMDSS Radio Maintainer’s License (DM) Official Copy
- We submit your application to the FCC.
- 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.”
- Pay the FCC a $35 fee and they issue your license.
- Download the official copy of your license from the FCC’s Website.
Qualifications
To qualify for a GMDSS Radio Maintainer’s 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 & 9 examination
Term of License
A GMDSS Radio Maintainer’s License is issued for the holder’s lifetime.