USCG License Renewal Guides

OUPV Renewal Guide banner featuring the helm of a boat on the water, highlighting the OUPV license renewal process.

25 Ton Renewal Guide banner with the bow of a boat on the water, highlighting the 25 ton captains license renewal process.

50 Ton Renewal Guide banner with an overhead view of a sailboat, highlighting the 50 Ton captains license renewal process.

100 Ton Renewal Guide banner with a man on a boat on the water, highlighting the 100 ton captains license renewal process

Ultimate Renewal Guide banner with a cargo ship, highlighting USCG license renewal, captains license, and MMC renewal.

Renewing your license can be frustrating

MM-SEAS USCG Licensing Software guides you through the entire renewal process, whether you're handling an MMC renewal or a USCG License renewal. If you want to do it yourself, get expert help, or hand it off from start to finish — we have a solution to get your USCG License paperwork done right.

But if you want to do it on your own we've built these guides to make the process clear and easy for you.

Start for Free

Always Free | $349 if you file with us (Includes pay.gov fees)

MM-SEAS software simplifies USCG license renewals with a clear checklist for sea service, training, medical, and more.

What our customers are saying

USCG OUPV renewal is very straight forward. This guide will walk you through the 10 steps to renew it quickly.

Renewing your 25 Ton USCG license is painless and if you have 90 sea days you can even upgrade to 50 Ton! This guide will walk you through the 10 steps to renew it quickly and show you how to upgrade!

Lake Superior Captains Academy is located in Duluth, MN

Renewing your 50 Ton USCG license is painless and if you have 90 sea days you can even upgrade to 100 Ton! This guide will walk you through the 10 steps to renew it quickly and show you how to upgrade!

Mariners Learning System is the first online USCG captains school

Renewing your 100 Ton USCG license is easy and this guide will walk you through the 10 steps to renew it quickly!

If you hold any STCW, Tankerman, Engineering, Master of Towing, Mate (Pilot) of Towing or Apprentice Mate of Towing this guide is for you.

You're already a professional but this guide will help you catch all of the common mistakes to make your renewal go smoothly.