Skip to content
LexBuild

46 CFR § 11.510 - Service requirements for national endorsement as Chief Engineer of steam, motor, and/or gas turbine-propelled vessels.

---
identifier: "/us/cfr/t46/s11.510"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "46 CFR § 11.510 - Service requirements for national endorsement as Chief Engineer of steam, motor, and/or gas turbine-propelled vessels."
title_number: 46
title_name: "Shipping"
section_number: "11.510"
section_name: "Service requirements for national endorsement as Chief Engineer of steam, motor, and/or gas turbine-propelled vessels."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "B"
subchapter_name: "MERCHANT MARINE OFFICERS AND SEAMEN"
part_number: "11"
part_name: "REQUIREMENTS FOR OFFICER ENDORSEMENTS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
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."
regulatory_source: "USCG-2004-17914, 78 FR 77909, Dec. 24, 2013, unless otherwise noted."
cfr_part: "11"
---

# 11.510 Service requirements for national endorsement as Chief Engineer of steam, motor, and/or gas turbine-propelled vessels.

(a) The minimum service required to qualify an applicant for endorsement as Chief Engineer of steam, motor, and/or gas turbine-propelled vessels is—

(1) One year of service as First Assistant Engineer; or

(2) One year of service while holding an MMC endorsement as First Assistant Engineer. A minimum of 6 months of this service must have been as First Assistant Engineer, and the remainder must be as Assistant Engineer. Service as an Assistant Engineer other than First Assistant Engineer is accepted on a two-for-one basis to a maximum of 6 months (2 days of service as a Second or Third Assistant Engineer equals 1 day of creditable service).

(b) A person holding this endorsement may qualify for an STCW endorsement, according to §§ 11.325 and 11.331 of this part.

[USCG-2004-17914, 78 FR 77909, Dec. 24, 2013, as amended by USCG-2021-0097, 89 FR 93093, Nov. 25, 2024; USCG-2021-0834, 89 FR 102336, Dec. 17, 2024]