[I][quote=captbbrucato;28743]…As per Mr. Cavo; If you once earned the Master of Towing endorsement and haven’t worked under its authority in the last 5 years since your last renewal, you will have to complete the TOAR all over again.[/quote]
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It’s as per 46 CFR 10.227(d)(8)(vi)(A), it’s the maneuvering section (D) of the TOAR.