General Requirements

General Requirements for All Merchant Mariner Credentials

• License Positions
• Merchant Mariner Document Positions
• Tankerman Positions
• Requirement to hold a TWIC and a merchant mariner credential
• Validity of a merchant mariner credential
• Application Procedures
• Criminal Record Review
• Criminal Convictions: Crime Assessment periods
• National Driver Register
• Security Check
• Medical and Physical Requirements
• Merchant mariner credential application and examination locations
• Fees
• Citizenship
• Modification or removal of limitations or scope
• Requirements for original merchant mariner credentials
• Requirements for renewal
• Issuance of duplicate merchant mariner credentials
• Requirements for raises of grade or new endorsements
• Obligations of the holder of a merchant mariner credential
• Suspension or revocation of merchant mariner credentials
• Merchant Mariner Glossary