Product Specification / S-123 Marine Radio Services
Scope: S-123 Marine Radio Services indicating the location, availability, type of radio communications, frequencies and content of radio services for navigational information and other maritime radio communications. Radio services information may be considered supplementary additional information that complements the S-101 ENC.
S-123 Edition 1.0.0 (January 2019) (English)
Additional Resources: See S-123 WIKI
Responsible body: NIPWG (Nautical Information Provision Working Group)