46 CFR § 12.623 - Requirements to qualify for an STCW endorsement as Global Maritime Distress and Safety System At-sea Maintainer.

---
identifier: "/us/cfr/t46/s12.623"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "46 CFR § 12.623 - Requirements to qualify for an STCW endorsement as Global Maritime Distress and Safety System At-sea Maintainer."
title_number: 46
title_name: "Shipping"
section_number: "12.623"
section_name: "Requirements to qualify for an STCW endorsement as Global Maritime Distress and Safety System At-sea Maintainer."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "B"
subchapter_name: "MERCHANT MARINE OFFICERS AND SEAMEN"
part_number: "12"
part_name: "REQUIREMENTS FOR RATING ENDORSEMENTS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "31 U.S.C. 9701; 46 U.S.C. 2101, 2103, 2110, 7301, 7302, 7503, 7505, 7701, and 70105; DHS Delegation No. 00170.1, Revision No. 01.4."
regulatory_source: "USCG-2004-17914, 78 FR 77975, Dec. 24, 2013, unless otherwise noted."
cfr_part: "12"
---


# 12.623 Requirements to qualify for an STCW endorsement as Global Maritime Distress and Safety System At-sea Maintainer.

To qualify for an STCW endorsement as Global Maritime Distress and Safety System (GMDSS) At-sea Maintainer, an applicant must—

(a) Be not less than 18 years of age;

(b) Provide evidence of—

(1) Successful completion of a training program that covers at least the scope and content of the training outlined in Section B-IV/2 of the STCW Code (incorporated by reference, see § 12.103 of this part); or

(2) Passing an approved GMDSS At-sea Maintainer course; and

(c) Hold a valid Federal Communications Commission (FCC) certificate as GMDSS At-sea Maintainer.

[USCG-2004-17914, 78 FR 77975, Dec. 24, 2013, as amended by USCG-2021-0097, 89 FR 93105, Nov. 25, 2024]