All other Merchant Mariner Credential applicants: Use this portal for merchant mariner credential (MMC) submissions only! Any medical certificate applications or awaiting information documentation …

The Merchant Mariner Credential or MMC is a credential issued by the United States Coast Guard in accordance with the STCW guidelines to the United States Seafarers to show evidence of a …

Apr 1, 2026 · The Merchant Mariner Credential (MMC) is the single document the U.S. Coast Guard issues to authorize professional service aboard commercial vessels. It replaced the former separate …

Mar 28, 2025 · The Merchant Mariner Guide is the ultimate resource for aspiring mariners, providing a comprehensive step-by-step roadmap to obtaining your Merchant Mariner Credential (MMC), …

Subpart B—General Requirements for All Merchant Mariner Credentials § 10.201 General characteristics of the Merchant Mariner Credential.

Complete guide to U.S. merchant mariner credentials and licensing: Merchant Mariner Credential (MMC), STCW certification, TWIC card, medical certificates, endorsements, sea service …

PURPOSE: To determine whether an applicant meets the regulatory standards for issuance of a U.S. Merchant Mariner Credential (MMC). The U.S. Coast Guard (USCG) evaluates an applicant's …

Planning a U.S. Merchant Mariner Credential (MMC)? This step-by-step guide explains forms, TWIC, sea-time, medicals, fees, timelines, and pro tips—start to finish. One credential, many careers From …

You will also need to complete the minimum training requirements for the Merchant Mariner’s Credential. Training is required as follows: Basic Safety Training (BT) – 5 days, includes Basic Firefighting, First …

Obtain your Merchant Mariner Credential (MMC). Download the MMC application and submit to the U.S. Coast Guard to review your maritime experience and endorse you for certain levels of responsibility.