---
kind: "section"
citation: "46 C.F.R. § 4.03-75"
title: "46"
number: "4.03-75"
heading: "Merchant mariner credential and credential."
url: "https://uscodex.org/cfr/46/4.03-75"
---

# §4.03-75. Merchant mariner credential and credential.


The following definitions apply to this part:

Credential means any or all of the following:

- (1) **Merchant mariner's document.**
- (2) **Merchant mariner's license.**
- (3) **STCW endorsement.**
- (4) **Certificate of registry.**
- (5) **Merchant mariner credential.** Merchant mariner credential or MMC means the credential issued by the Coast Guard under [46 CFR part 10](/cfr/46/part10.md). It combines the individual merchant mariner's document, license, and certificate of registry enumerated in 46 U.S.C. subtitle II part E as well as the STCW endorsement into a single credential that serves as the mariner's qualification document, certificate of identification, and certificate of service.

## Notes

### Amendments

[USCG-2006-24371, 74 FR 11214, Mar. 16, 2009]

### Authority

Authority: 43 U.S.C. 1333; 46 U.S.C. 2103, 2303a, 2306, 6101, 6301, 6305, 56311, and 70034; Department of Homeland Security Delegation No. 00170.1, Revision No. 01.4. Subpart 4.40 issued under 49 U.S.C. 1903(a)(1)(E).

### Source

Source: CGD 74-119, 39 FR 33317, Sept. 17, 1974, unless otherwise noted.

### Amendments

[USCG-2006-24371, 74 FR 11214, Mar. 16, 2009]