USCG-STCW-MGT-L4.2
The restriction you can acquire without noticing
USCG-STCW-MGT-M4 · The Chief on a Large Yacht · USCG-STCW-MGT-M4-A Where the credential meets the boat
Most restrictions announce themselves. This one does not. You do the service, you sit the assessments, the certificate arrives — and there is a line on it that quietly narrows the fleet you can work on for the rest of your career, unless you notice it and go and get it removed.
AI-drafted catalogue content pending SME review. STCW sea service, approved training and assessment requirements change; verify with the National Maritime Center before relying on this for a career decision.