46 C.F.R. § 68.55
In addition to the terms defined in § 67.3 of this chapter, as used in this subpart—
Affiliate means, with respect to any person, any other person that is—
(2) Named as being part of the same consolidated group in any report or other document submitted to the United States Securities and Exchange Commission or the Internal Revenue Service.
Cargo does not include cargo to which title is held for non-commercial reasons and primarily for the purpose of evading the requirements of § 68.65(a)(2).
Oil has the meaning given that term in 46 U.S.C. 2101.
Operation or management, for vessels, means all activities related to the use of vessels to provide services. These activities include, but are not limited to, ship agency; ship brokerage; activities performed by a vessel operator or demise charterer in exercising direction and control of a vessel, such as crewing, victualing, storing, and maintaining the vessel and ensuring its safe navigation; and activities associated with controlling the use and employment of the vessel under a time charter or other use agreement. It does not include activities directly associated with making financial investments in vessels or the receipt of earnings derived from these investments.
Passive investment means an investment in which neither the investor nor any affiliate of the investor is involved in, or has the power to be involved in, the formulation, determination, or direction of any activity or function concerning the use, operation, or management of the asset that is the subject of the investment.
Qualified proprietary cargo means—
(4) Any oil, petroleum products, petrochemicals, or liquefied natural gas cargo carried on any vessel that is either a self-propelled tank vessel having a length of at least 210 meters (about 689 feet) or a tank vessel that is a liquefied natural gas carrier that—
Sub-charter means all types of charters or other contracts for the use of a vessel that are subordinate to a charter. The term includes, but is not limited to, a demise charter, a time charter, a voyage charter, a space charter, and a contract of affreightment.
United States affiliate means, with respect to any person, an affiliate the principal place of business of which is located in the United States.
[USCG-2005-20258, 71 FR 61419, Oct. 18, 2006, as amended by USCG-2024-1103, 90 FR 52880, Nov. 24, 2025]