Australian maritime mobile service identity application


You can use this form to apply for a free Australian maritime mobile service identity (MMSI) number, if you own the following types of equipment aboard a recreational or commercial maritime vessel, coast station or search and rescue aircraft:

  • fixed MF/HF DSC radio
  • fixed or handheld VHF DSC radio
  • AIS class A or class B transceiver

If you require an MMSI for an AIS base station, repeater, AIS aids to navigation, or others, please use Application for an AIS base station licence form 234A and Application for an AIS aids to navigation licence form 234B (PDF 674.28 KB).

Submitting the form 

Please submit this form along with a copy of your certificate of proficiency to:

Post: 406/MMSI Database Manager
Search and Rescue
Australian Maritime Safety Authority
GPO Box 2181
Canberra ACT 2601

Last Updated: 

2 December 2020