USCG-DDE-L1.5
Why the horsepower formula does not apply to you
USCG-DDE-M1 · The Credential · USCG-DDE-M1-A Three tiers, one tonnage cap, and the word that misleads everybody
Every engineer grade the Coast Guard issues carries a horsepower limitation computed from the boats you served on. Every grade except one. **DDE is carved out of the formula by name.**
AI-drafted catalogue content pending SME review. Sea service, route and examination requirements change; verify with the National Maritime Center before relying on this for a career decision.