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 walks you through the entire renewal process, whether you are renewing an MMC or a USCG License. Do it yourself, get expert help, or hand it off start to finish. There is a way through that fits how you want to work.

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

We've got your back until you're holding your MMC. A Stress-Free MMC is $399. We pay your Coast Guard fees at submission and charge your card, so you never touch pay.gov.

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

Trusted by Mariners Across the Country

OUPV Six-Pack captain license renewal guide from MM-SEAS

OUPV Six-Pack renewal is straightforward. This guide walks you through the nine steps to renew it quickly.

25 ton captain license renewal guide from MM-SEAS

Renewing your 25 Ton USCG license is painless, and with 90 sea days you can upgrade to 50 Ton at the same time. This guide walks you through the nine steps and shows you how to upgrade.

50 ton captain license renewal guide from MM-SEAS

Renewing your 50 Ton USCG license is painless, and with 90 sea days you can upgrade to 100 Ton at the same time. This guide walks you through the nine steps and shows you how to upgrade.

100 ton captain license renewal guide from MM-SEAS

Renewing your 100 Ton USCG license is straightforward. This guide walks you through the nine 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.