Switzerland and the Principality of Liechtenstein
Radio Interface Regulation

784.101.21 / RIR06031)
Maritime communications

RIR0603-01
AIS
161.975 MHz / 162.025 MHz
Automatic Identification System
Edition 4.1 / 01.01.2021

Nr Parameter2)DescriptionComments
1Radiocommunication serviceMaritime mobile-
2ApplicationAISUniversal shipborne automatic identification system. To be use only on the Rhine, between Rheinfelden and Kembs.
3Frequency bandA: 161.9625 - 161.9875 MHz
B: 162.0125 - 162.0375 MHz		-
4Channelling12.5 kHz, 25 kHz-
5Modulation / Occupied bandwidthGMSK / FM-
6Direction / Separation--
7Transmit power / Power densityMax. 25 W-
8Channel access and occupation rules--
9Authorisation regimeSwitzerland: Notification required.
Liechtenstein: Individual assignment required.		Radio equipment is listed in the 'Ship station license'.
Radio equipment shall not be operated on Swiss territory and the Principality of Liechtenstein, with the exception of the Rhine, between Rheinfelden and Kembs.
10Additional essential requirements--
11Frequency planning assumptions--
12Planned changes--
13ReferenceEN 303 098 /-/-.Effective use of spectrum / ECC Decisions / ECC Recommendations.
14Notification numberG/TBT/N/CHE/142
2012/9501/CH		-
15RemarksEN 60945. SOLAS, Recommendation ITU-R M.1371, Report ITU-R M.2231.-

Normative part: 1 to 11
Informative part: Nr 12 to 15

1) RIR for similar and/or other applications are available under: https://www.bakom.admin.ch/bakom/en/home/frequenzen-antennen/nationaler-frequenzzuweisungsplan/schnittstellen-anforderungen.html
2) For explanations and legal status, please refer to basis document 784.101.21 / RIR0000