Restricted Operator’s certificate for the Global Maritime Distress and Safety System HR IV/1


Course code: D9

Scope (Target audience) : This course has been designed to meet the requirements of STCW section IV/2 for sea Area 1 only and is based on the guidelines of IMO Model Course 1.26. This course covers the training recommended in annex 4 to IMO Assembly resolution A.703 (17) – recommendation on Training of Radio Operator’s related to the Restricted Operator’s Certificate (ROC).
Every person in charge of/or performing radio duties on a ship that is required to participate in the GMDSS is required to hold an appropriate certificate related to the GMDSS, which satisfies the provisions of the Radio Regulations of the International Telecommunication Union.

Objective : A trainee successfully completing this course and passing the prescribed examination will be enabled to efficiently operate the GMDSS equipment and to have primary responsibility for radio-communications during distress incidents. Training will also be provided in techniques to avoid the unintentional transmission of false distress alerts and the procedures to use in order to mitigate the effects of false distress alerts following unintentional transmission.

Course content : 

  • Introduction
  • Statutory framework of the Maritime Mobile Services
  • Identification of radio stations
  • Service publications
  • Technical
  • GMDSS components
  • Other systems used on board
  • Search and rescue  (SAR) operations
  • Miscellaneous skills and operation
  • Examination

Duration: 24 hours

Prerequisite : 

  • At least 16 years of age
  • Identification card or passport
  • 2 passport size colored photographs
  • Medical fitness certificate not older than 12 months
  • Certificate of completed education (minimum elementary school)

Approved by :


Note to client : After successful completion of the course and examination candidates will receive a Restricted operators certificate for the global maritime distress and safety system certificate


Location: Course start: Course end:
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Radiooperater s ograničenom ovlasti pdf 125.59 KB
Restricted Operators Certificate pdf 122.97 KB

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