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USCG OUPV / Six-Pack Upgrade to 25-50-100 Ton Master License Online - Mariners Learning

Captains License 600

UGCG Approved Online 6-Pack Upgrade to 25/50/100 Ton Master License with Mariners Learning System (MLS)


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Founded in 2002 and located in Pennington, NJ, Mariners Learning System (MLS) provides U.S. Coast Guard Certified Licensing Courses with flexible online training. With more than 25,000 students enrolled, a success rate of over 98%, and the flexibility to study at your own pace, Mariners Learning System™ is one the best choice for obtaining your Captain’s License and is very popular among license aspirants. 

The 25/50/ 100 Ton Master-Captain’s license allows you to operate inspected vessels with more than 6 passengers (for high-speed ferries, water taxi, whale watching boats, head boats, assistance towboats, charter boats carrying over six passengers etc.).

The 25 /50/100 Ton Master-Upgrade course provides an opportunity for the holder of an OUPV (Six-Pack) Captain's License to raise their grade to a Master-level license. Master Upgrades are tonnage-rated at 25 GT, 50 GT, or 100 GT if all time is on vessels 16 tons or less - 25-ton license. The tonnage you are awarded is determined by the size vessels you've gained experience on in the last 3 years.

There are 3 different Master Licenses a mariner may qualify - Master-Inland, Master-Inland/OUPV Near Coastal and Master-Near-Coastal.

The MLS American Hero Fund offers financial aid to members of the U.S. military, veterans, police officers, firefighters, and first responders for upgrade to Master License.

Upgrade Requirements

  • Age: 19 years
  • U.S. Citizenship
  • TWIC Card
  • Physical Examination
  • Drug Test
  • CPR/First Aid training
  • Six-Pack Captain's license
  • Completion of USCG approved Master 25/50/100 Ton upgrade course
  • Complete a USCG original license application package

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MLS OUPV Upgrade to 25/50/100 Ton Online

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OUPV to Master Upgrade Program Outline

  • OUPV Upgrade to 25/50/100 Ton Master-Captain’s License: The USCG Master's License is the highest-level license that you can acquire. This license allows you to operate inspected vessels (7 passengers or more - like a water taxi or dive boat) or uninspected vessels.
  • Exam Module: Master 25/50/100 Ton (70 questions with 70% minimum score to pass)
  • Online License Testing: Mariners Learning System was the first company in the country to receive the Coast Guard approval to offer online testing upon online course completion. Once you pass our online proctored exam, you will receive a certificate recognized by the United States Coast Guard. You may submit this certificate within one year with your license application package to get your license.
  • Towing & Auxiliary Sailing Endorsements: The Towing Endorsement is required if you will be engaged in towing a disabled vessel for payment. Auxiliary Sailing captain's license endorsement allows the licensed Master to carry 7 or more passengers while under sail on an inspected vessel.
  • Tools & Guides: Apart from the Digital Edition of the course, Hardcopy Study Guides and Chart Plotting Tools are also available additionally.
  • License Application Process: Complimentary 2-Year online license consultancy membership MM-SEAS PRO with Captains License programs. MM-SEAS PRO gives you unlimited access to US Coast Guard Licensing experts via phone or video. It's like having a specialist by your side when you are ready to apply for your license. MM-SEAS Licensing Software makes documenting sea time, understanding license requirements, and keeping track of expirations easy through interactive checklists.
  • OUPV Captain / Master Current Job Opportunities: Please check for the latest job opportunities for licensed captains and masters.
  • Military Veterans, Active-Duty Service Members, and First Responders Scheme - American Hero Fund for Captains License upgrade.