Ship movement service

Ship station dedicated to ''Ship movement service''.

Ship movement service (short: SMS;  | also: ''ship movement radiocommunication service'') is – according to ''Article 1.31'' of the International Telecommunication Union's (ITU) Radio Regulations (RR) ITU Radio Regulations, Section IV. Radio Stations and Systems – Article 1.31, definition: ''ship movement service / ship movement radiocommunication service'' – defined as «''A safety service in the maritime mobile service other than a port operations service, between coast stations and ship stations, or between ship stations, in which messages are restricted to those relating to the movement of ships. Messages which are of a public correspondence nature shall be excluded from this service''.»

;See also:

Classification

The ITU Radio Regulations classifies this radiocommunication service as follows:

Mobile-satellite service (article 1.25)
* Maritime mobile service (article 1.28)
**Maritime mobile-satellite service (article 1.29)
**Port operations service (article 1.30)
**Ship movement service

References / sources

International Telecommunication Union (ITU)

Mobile services ITU
Maritime communication
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