46 C.F.R. § 294.33
(c) Process. The Administrator, or the Commander in the case of a DoD determination, may require the person making the request to furnish additional information, or proof of factual allegations, and may order any proceeding appropriate in the circumstances. The decision of the Administrator, or the Commander in the case of a DoD determination, will be administratively final.
(Authority: 46 U.S.C. chapter 534, 49 CFR 1.93)