Recency Requirements
90 days in the past 3 years on vessels of 50 GRT for Master 500 GRT and vessels of 100 GRT for Master 1600 GRT. Engine Department experience on vessels of the appropriate tonnage may be
used for recency.
Master Less Than 1600
1440 total days of service, in any position or department, on Ocean, Near
Coastal or Great Lakes waters,
OF WHICH
- Service on inland waters, other than GL, may substitute for up to 720 days of the total required service., AND
- 720 days of service on vessels of more than 100 GRT, AND
- 720 days of service MUST have been as a master, mate; master or mate (pilot) of towing vessels, or equivalent position while holding an endorsement as master, mate, master or mate (pilot) of towing vessels, AND
- 360 days of the service as master, mate, or equivalent position, must have been on vessels of more than 100 GRT;
OR
360 days of service as master/mate or master/mate T/V’s on Ocean or Near Coastal waters on vessels of more than 100 GRT while holding a license or MMC as mate less than 1600 GRT OC or master/ mate T/V’s.
*Mariner holding an endorsement as Chief Mate Oceans/NC self-propelled vessels 1,600 GRT or more is eligible for this endorsement without further exam.
*2nd Mate Oceans/NC of 1600 GRT or more is eligible for this endorsement upon completion of a limited examination.
*Chief Mate NC or Oceans of Unlimited Tonnage is eligible for this
endorsement without service or examination.
Master Less than 500
1080 days of service on Ocean, Near Coastal or Great Lakes waters
OF WHICH
- Service on inland waters, other than GL, may substitute for up to 540 days of the total required service., AND
- 720 days of service MUST have been as a master, mate, or
equivalent position while holding an endorsement as master, mate, or operator of uninspected passenger vessels, AND - 360 days of the service as master, mate, or equivalent position, must have been on vessels over 50 GRT;
OR
360 days of service on Ocean or Near Coastal service on vessels more than 50 GRT as master, mate, master or mate of self-propelled or towing vessels while holding a license or MMC as mate less than 500 GRT OC,
OR
- Hold a license or MMC as Master or Mate of towing vessels NC or OC, AND
- Provide 360 days of service as a Master or Mate of Ocean or N/C Towing Vessels AND
- Completion of a limited examination (Limited exam allowed for
any Master of T/V with or without tonnage limitation)
NOTE:
Any service towards an OC, NC or STCW 500/1600 endorsement
will be credited as follows:
- Service on GL will be credited day for day.
- Service on inland waters, other than GL, may substitute for up to 50% of the total required service.
- Service on vessels to which STCW applies will be credited day for day.
Recency Requirements
- Master 500 – 90 days in the past 3 years on vessels of 50 GRT or more.
- Master 1600 – 90 days in the past 3 years on vessels of 100 GRT or more
- Engine Department experience on vessels of the appropriate tonnage as noted may be used for recency since overall service does not have to be on deck.
Master 1600 GRT
1080 total days of service, in any position or department, on vessels
OF WHICH
- 540 days of service on vessels over 100 GRT, AND
- 360 days of service as Master, Mate, or equivalent position on vessels 100 GRT or more while holding an Officer Endorsement as Master, Mate, or Master Towing,
OR
180 days as operator of vessels 100 GRT or more while holding Master of T/V
Master 500 GRT
1080 total days of service, in any position or department, on vessels
OF WHICH
- 360 days of service as Master, Mate, or equivalent position on vessels 50 GRT or more while holding an Officer endorsement as Master, Mate, OUPV,
OR
1260 total days of service, in any position, on vessels,
OF WHICH
- 180 days of licensed service as Master of Towing (with or without a tonnage limit) vessels and completion of a limited exam, AND
- 720 days of service while holding Master or Mate (Pilot) of Towing
or Mate.
