46 CFR §11.530

1. (a)This section applies to endorsements for Chief and Assistant Engineer of all vessels, however propelled, which are documented to engage in the fishing industry, with the exception of—
   1. (1)Wooden ships of primitive build;
   2. (2)Unrigged vessels; and
   3. (3)Vessels of less than 200 GRT.
2. (b)Endorsements as Chief Engineer and Assistant Engineer of Uninspected Fishing Industry Vessels are issued for ocean waters and with propulsion power limitations in accordance with the provisions of § 11.503.
3. (c)For an endorsement as Chief Engineer, the applicant must have served 4 years in the engineroom of vessels. One year of this service must have been as an Assistant Engineer Officer or equivalent position.
4. (d)For an endorsement as Assistant Engineer, an applicant must have served 3 years in the engineroom of vessels.
5. (e)Two-thirds of the service required under this section must have been on motor vessels.
6. (f)Applicants may request an orally assisted examination on the subjects listed in subpart I of this part.