---
kind: "section"
citation: "46 C.F.R. § 11.437"
title: "46"
number: "11.437"
heading: "Requirements for Mate of Great Lakes and inland self-propelled vessels of unlimited tonnage."
url: "https://uscodex.org/cfr/46/11.437"
---

# §11.437. Requirements for Mate of Great Lakes and inland self-propelled vessels of unlimited tonnage.

- (a) The minimum service required to qualify an applicant for an endorsement as Mate of Great Lakes and inland self-propelled vessels of unlimited tonnage is—
  - (1) Three years of service in the deck department of self-propelled vessels, at least 3 months of which must have been on vessels on inland waters and at least 6 months of which must have been while performing bridge watchkeeping duties under the supervision of the Master or a qualified officer;
  - (2) Graduation from the deck class of the Great Lakes Maritime Academy; or
  - (3) While holding an MMC endorsement as Master of Great Lakes and inland self-propelled vessels of less than 1,600 GRT, 1 year of service as Master on vessels of 200 GRT or more. A tonnage limitation may be placed on this MMC endorsement in accordance with [§ 11.431](/cfr/46/11.431.md).
- (b) Service gained in the engine department on vessels of appropriate tonnage may be creditable for up to 6 months of the service requirements under [paragraph (a)(1)](#a-1) of this section.

## Notes

### Amendments

[USCG-2004-17914, 78 FR 77909, Dec. 24, 2013, as amended by USCG-2021-0097, 89 FR 93083, Nov. 25, 2024; USCG-2021-0834, 89 FR 102335, Dec. 17, 2024]

### Authority

Authority: 14 U.S.C. 503; 31 U.S.C. 9701; 46 U.S.C. 2101, 2103, and 2110; 46 U.S.C. chapter 71; 46 U.S.C. 7502, 7505, 7701, 8903, 8904, 8906, and 70105; E.O. 10173; DHS Delegation No. 00170.1, Revision No. 01.4. Section 11.107 is also issued under the authority of 44 U.S.C. 3507.

### Source

Source: USCG-2004-17914, 78 FR 77909, Dec. 24, 2013, unless otherwise noted.

### Amendments

[USCG-2004-17914, 78 FR 77909, Dec. 24, 2013, as amended by USCG-2021-0097, 89 FR 93083, Nov. 25, 2024; USCG-2021-0834, 89 FR 102335, Dec. 17, 2024]