USCG-RADAR-L1.2

Who must hold Radar Observer

USCG-RADAR-M1 · The Radar Observer Endorsement · USCG-RADAR-M1-A The three grades, who must hold Radar Observer, and validity and renewal under the 2024 rule.

Three groups are caught by the carriage rule in **15.815**. A fourth, far larger in yachting, is caught by the **STCW training lists** instead.

AI-drafted catalogue content pending SME review. Radar Observer renewal by sea service depends on the NMC accepting that the position routinely used radar, and the carriage rule turns on inspected status and GRT; verify with the National Maritime Center and your approved course provider before relying on either.