CERTIFICATION.

SEC. 4. CERTIFICATION. (a) Requirement.—A vessel may not operate under section 3 unless the vessel has received an Eligibility Certification. (b) Issuance.—The Administrator of the Maritime Administration of the Department of Transportation is authorized to issue an Eligibility Certification with respect to any vessel that the Administrator determines, in his or her sole discretion, meets the requirements set forth in section 2(4).