United States Coast Guard Merchant Mariner 2025 Requirements. The military to mariner (m2m) voluntary credentialing program is now part of the coast guard’s online mentoring program—called m2m community marketplace. The coast guard’s mcp issues merchant mariner credentials (mmc) and medical certificates to applicants who have met the regulatory requirements.
Coast guard announced a new merchant mariner credential (mmc) set to launch on march 1, 2025, marking the first comprehensive revision of the mariner credential in nearly a. A guide to united states coast guard (uscg) merchant mariner credential process for new aspirants and professional mariners.