46 U.S.C. § 2101 — General definitions

In this subtitle— (1) “associated equipment”— (A) means— (i) a system, accessory, component, or appurtenance of a recreational vessel; or (ii) a marine safety article intended for use on board a recreational vessel; but (B) with the exception of emergency locator beacons for recreational vessels operating beyond 3 nautical miles from the baselines from which the territorial sea of the United States is measured or beyond 3 nautical miles from the coastline of the Great Lakes, does not include radio equipment. (2) “Coast Guard” means the organization established and continued under [section 101 of title 14](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title14-section101&num=0&edition=prelim). (3) “Commandant” means the Commandant of the Coast Guard. (4) “commercial service” includes any type of trade or business involving the transportation of goods or individuals, except service performed by a combatant vessel. (5) “consideration” means an economic benefit, inducement, right, or profit including pecuniary payment accruing to an individual, person, or entity, but not including a voluntary sharing of the actual expenses of the voyage, by monetary contribution or donation of fuel, food, beverage, or other supplies. (6) “crude oil” means a liquid hydrocarbon mixture occurring naturally in the earth, whether or not treated to render it suitable for transportation, and includes crude oil from which certain distillate fractions may have been removed, and crude oil to which certain distillate fractions may have been added. (7) “crude oil tanker” means a tanker engaged in the trade of carrying crude oil. (8) “dangerous drug” means a narcotic drug, a controlled substance, or a controlled substance analog (as defined in section 102 of the Comprehensive Drug Abuse Prevention and Control Act of 1970 ([21 U.S.C. 802](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title21-section802&num=0&edition=prelim))). (9) “discharge”, when referring to a substance discharged from a vessel, includes spilling, leaking, pumping, pouring, emitting, emptying, or dumping, however caused. (10) “ferry” means a vessel that is used on a regular schedule— (A) to provide transportation only between places that are not more than 300 miles apart; and (B) to transport only— (i) passengers; or (ii) vehicles, or railroad cars, that are being used, or have been used, in transporting passengers or goods. (11) “fish” means finfish, mollusks, crustaceans, and all other forms of marine animal and plant life, except marine mammals and birds. (12) “fishing vessel” means a vessel that commercially engages in the catching, taking, or harvesting of fish or an activity that can reasonably be expected to result in the catching, taking, or harvesting of fish. (13) “fish processing vessel” means a vessel that commercially prepares fish or fish products other than by gutting, decapitating, gilling, skinning, shucking, icing, freezing, or brine chilling. (14) “fish tender vessel” means a vessel that commercially supplies, stores, refrigerates, or transports fish, fish products, or materials directly related to fishing or the preparation of fish to or from a fishing, fish processing, or fish tender vessel or a fish processing facility. (15) “freight vessel” means a motor vessel of more than 15 gross tons as measured under [section 14502 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14502&num=0&edition=prelim), or an alternate tonnage measured under [section 14302 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14302&num=0&edition=prelim) as prescribed by the Secretary under [section 14104 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14104&num=0&edition=prelim) that carries freight for hire, except an oceanographic research vessel or an offshore supply vessel. (16) “Great Lakes barge” means a non-self-propelled vessel of at least 3,500 gross tons as measured under [section 14502 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14502&num=0&edition=prelim), or an alternate tonnage measured under [section 14302 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14302&num=0&edition=prelim) as prescribed by the Secretary under [section 14104 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14104&num=0&edition=prelim) operating on the Great Lakes. (17) “hazardous material” means a liquid material or substance that is— (A) flammable or combustible; (B) designated a hazardous substance under section 311(b) of the Federal Water Pollution Control Act ([33 U.S.C. 1321](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title33-section1321&num=0&edition=prelim)); or (C) designated a hazardous material under [section 5103(a) of title 49](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title49-section5103/a&num=0&edition=prelim). (18) “major conversion” means a conversion of a vessel that— (A) substantially changes the dimensions or carrying capacity of the vessel; (B) changes the type of the vessel; (C) substantially prolongs the life of the vessel; or (D) otherwise so changes the vessel that it is essentially a new vessel, as decided by the Secretary. (19) “marine environment” means— (A) the navigable waters of the United States and the land and resources in and under those waters; (B) the waters and fishery resources of an area over which the United States asserts exclusive fishery management authority; (C) the seabed and subsoil of the outer Continental Shelf of the United States, the resources of the Shelf, and the waters superjacent to the Shelf; and (D) the recreational, economic, and scenic values of the waters and resources referred to in subclauses (A)–(C) of this clause. (20) “merchant mariner credential” means a merchant mariner license, certificate, or document that the Secretary is authorized to issue pursuant to this title. (21) “mobile offshore drilling unit” means a vessel capable of engaging in drilling operations for the exploration or exploitation of subsea resources. (22) “motor vessel” means a vessel propelled by machinery other than steam. (23) “nautical school program” means a program that— (A) offers a comprehensive program of training that includes substantial sea service on nautical school vessels or merchant vessels of the United States primarily to train individuals for service in the merchant marine; and (B) is approved by the Secretary for purposes of section 7315, in accordance with regulations promulgated by the Secretary. (24) “nautical school vessel” means a vessel operated by or in connection with a nautical school or an educational institution under [section 558 of title 40](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title40-section558&num=0&edition=prelim). (25) “navigable waters of the United States” includes all waters of the territorial sea of the United States as described in Presidential Proclamation No. 5928 of December 27, 1988. (26) “oceanographic research vessel” means a vessel that the Secretary finds is being employed only in instruction in oceanography or limnology, or both, or only in oceanographic or limnological research, including studies about the sea such as seismic, gravity meter, and magnetic exploration and other marine geophysical or geological surveys, atmospheric research, and biological research. (27) “offshore supply vessel” means a motor vessel that regularly carries goods, supplies, individuals in addition to the crew, or equipment in support of exploration, exploitation, or production of offshore mineral or energy resources. (28) “oil” includes oil of any type or in any form, including petroleum, fuel oil, sludge, oil refuse, and oil mixed with wastes except dredged spoil. (29) “oil spill response vessel” means a vessel that is designated in its certificate of inspection as such a vessel, or that is adapted to respond to a discharge of oil or a hazardous material. (30) “overall in length” means— (A) for a foreign vessel or a vessel engaged on a foreign voyage, the greater of— (i) 96 percent of the length on a waterline at 85 percent of the least molded depth measured from the top of the keel (or on a vessel designed with a rake of keel, on a waterline parallel to the designed waterline); or (ii) the length from the fore side of the stem to the axis of the rudder stock on that waterline; and (B) for any other vessel, the horizontal distance of the hull between the foremost part of the stem and the aftermost part of the stern, excluding fittings and attachments. (31) “passenger”— (A) means an individual carried on the vessel except— (i) the owner or an individual representative of the owner or, in the case of a vessel under charter, an individual charterer or individual representative of the charterer; (ii) the master; or (iii) a member of the crew engaged in the business of the vessel who has not contributed consideration for carriage and who is paid for on board services; (B) on an offshore supply vessel, means an individual carried on the vessel except— (i) an individual included in clause (i), (ii), or (iii) of subparagraph (A) of this paragraph; (ii) an employee of the owner, or of a subcontractor to the owner, engaged in the business of the owner; (iii) an employee of the charterer, or of a subcontractor to the charterer, engaged in the business of the charterer; or (iv) an individual employed in a phase of exploration, exploitation, or production of offshore mineral or energy resources served by the vessel; (C) on a fishing vessel, fish processing vessel, or fish tender vessel, means an individual carried on the vessel except— (i) an individual included in clause (i), (ii), or (iii) of subparagraph (A) of this paragraph; (ii) a managing operator; (iii) an employee of the owner, or of a subcontractor to the owner, engaged in the business of the owner; (iv) an employee of the charterer, or of a subcontractor to the charterer, engaged in the business of the charterer; or (v) an observer or sea sampler on board the vessel pursuant to a requirement of State or Federal law; or (D) on a sailing school vessel, means an individual carried on the vessel except— (i) an individual included in clause (i), (ii), or (iii) of subparagraph (A) of this paragraph; (ii) an employee of the owner of the vessel engaged in the business of the owner, except when the vessel is operating under a demise charter; (iii) an employee of the demise charterer of the vessel engaged in the business of the demise charterer; or (iv) a sailing school instructor or sailing school student. (32) “passenger for hire” means a passenger for whom consideration is contributed as a condition of carriage on the vessel, whether directly or indirectly flowing to the owner, charterer, operator, agent, or any other person having an interest in the vessel. (33) “passenger vessel” means a vessel of at least 100 gross tons as measured under [section 14502 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14502&num=0&edition=prelim), or an alternate tonnage measured under [section 14302 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14302&num=0&edition=prelim) as prescribed by the Secretary under [section 14104 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14104&num=0&edition=prelim)— (A) carrying more than 12 passengers, including at least one passenger for hire; (B) that is chartered and carrying more than 12 passengers; (C) that is a submersible vessel carrying at least one passenger for hire; or (D) that is a ferry carrying a passenger. (34) “product carrier” means a tanker engaged in the trade of carrying oil except crude oil. (35) “public vessel” means a vessel that— (A) is owned, or demise chartered, and operated by the United States Government or a government of a foreign country; and (B) is not engaged in commercial service. (36) “recreational vessel” means a vessel— (A) being manufactured or operated primarily for pleasure; or (B) leased, rented, or chartered to another for the latter’s pleasure. (37) “recreational vessel manufacturer” means a person engaged in the manufacturing, construction, assembly, or importation of recreational vessels, components, or associated equipment. (38) “riding gang member” means an individual who— (A) has not been issued a merchant mariner document under chapter 73; (B) does not perform— (i) watchstanding, automated engine room duty watch, or personnel safety functions; or (ii) cargo handling functions, including any activity relating to the loading or unloading of cargo, the operation of cargo-related equipment (whether or not integral to the vessel), and the handling of mooring lines on the dock when the vessel is made fast or let go; (C) does not serve as part of the crew complement required under section 8101; (D) is not a member of the steward’s department; and (E) is not a citizen or temporary or permanent resident of a country designated by the United States as a sponsor of terrorism or any other country that the Secretary, in consultation with the Secretary of State and the heads of other appropriate United States agencies, determines to be a security threat to the United States. (39) “sailing instruction” means teaching, research, and practical experience in operating vessels propelled primarily by sail and may include— (A) any subject related to that operation and to the sea, including seamanship, navigation, oceanography, other nautical and marine sciences, and maritime history and literature; and (B) only when in conjunction with a subject referred to in subclause (A) of this clause, instruction in mathematics and language arts skills to sailing school students having learning disabilities. (40) “sailing school instructor” means an individual who is on board a sailing school vessel to provide sailing instruction, but does not include an operator or crewmember who is among those required to be on board the vessel to meet a requirement established under part F of this subtitle. (41) “sailing school student” means an individual who is on board a sailing school vessel to receive sailing instruction. (42) “sailing school vessel” means a vessel— (A) that is less than 500 gross tons as measured under [section 14502 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14502&num=0&edition=prelim), or an alternate tonnage measured under [section 14302 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14302&num=0&edition=prelim) as prescribed by the Secretary under [section 14104 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14104&num=0&edition=prelim); (B) carrying more than 6 individuals who are sailing school instructors or sailing school students; (C) principally equipped for propulsion by sail, even if the vessel has an auxiliary means of propulsion; and (D) owned or demise chartered, and operated by an organization described in section 501(c)(3) of the Internal Revenue Code of 1986 ([26 U.S.C. 501(c)(3)](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title26-section501/c/3&num=0&edition=prelim)) and exempt from tax under section 501(a) of that Code, or by a State or political subdivision of a State, during times that the vessel is operated by the organization, State, or political subdivision only for sailing instruction. (43) (A) Subject to subparagraph (B), “scientific personnel” means individuals on board an oceanographic research vessel only to engage in scientific research, or to instruct or receive instruction in oceanography or limnology. (B) (i) Such term includes an individual who is on board an oceanographic research vessel only to— (I) engage in scientific research; (II) instruct in oceanography or limnology; or (III) receive instruction in oceanography or limnology. (ii) For purposes of clause (i), the age of an individual may not be considered in determining whether the individual is described in such clause. (44) “seagoing barge” means a non-self-propelled vessel of at least 100 gross tons as measured under [section 14502 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14502&num=0&edition=prelim), or an alternate tonnage measured under [section 14302 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14302&num=0&edition=prelim) as prescribed by the Secretary under [section 14104 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14104&num=0&edition=prelim) making voyages beyond the Boundary Line. (45) “seagoing motor vessel” means a motor vessel of at least 300 gross tons as measured under [section 14502 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14502&num=0&edition=prelim), or an alternate tonnage measured under [section 14302 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14302&num=0&edition=prelim) as prescribed by the Secretary under [section 14104 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14104&num=0&edition=prelim) making voyages beyond the Boundary Line. (46) “Secretary” means the Secretary of the department in which the Coast Guard is operating. (47) “sexual assault” means any form of abuse or contact as defined in chapter 109A of title 18, or a substantially similar offense under State, local, or Tribal law. (48) “sexual harassment” means— (A) conduct that— (i) involves unwelcome sexual advances, requests for sexual favors, or deliberate or repeated offensive comments or gestures of a sexual nature if any— (I) submission to such conduct is made either explicitly or implicitly a term or condition of employment, pay, career, benefits, or entitlements of the individual; (II) submission to, or rejection, of such conduct by an individual is used as a basis for decisions affecting that individual’s job, pay, career, benefits, or entitlements; (III) such conduct has the purpose or effect of unreasonably interfering with an individual’s work performance or creates an intimidating, hostile, or offensive work environment; or (IV) conduct may have been by an individual’s supervisor, a supervisor in another area, a co-worker, or another credentialed mariner; and (ii) is so severe or pervasive that a reasonable person would perceive, and the victim does perceive, the environment as hostile or offensive; (B) any use or condonation associated with first-hand or personal knowledge, by any individual in a supervisory or command position, of any form of sexual behavior to control, influence, or affect the career, pay, benefits, entitlements, or employment of a subordinate; or (C) any intentional or repeated unwelcome verbal comment or gesture of a sexual nature towards or about an individual by the individual’s supervisor, a supervisor in another area, a coworker, or another credentialed mariner. (49) “small passenger vessel” means a wing-in-ground craft, regardless of tonnage, carrying at least one passenger for hire, and a vessel of less than 100 gross tons as measured under [section 14502 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14502&num=0&edition=prelim), or an alternate tonnage measured under [section 14302 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14302&num=0&edition=prelim) as prescribed by the Secretary under [section 14104 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14104&num=0&edition=prelim)— (A) carrying more than 6 passengers, including at least one passenger for hire; (B) that is chartered with the crew provided or specified by the owner or the owner’s representative and carrying more than 6 passengers; (C) that is chartered with no crew provided or specified by the owner or the owner’s representative and carrying more than 12 passengers; (D) that is a submersible vessel carrying at least one passenger for hire; or (E) that is a ferry carrying more than 6 passengers. (50) “steam vessel” means a vessel propelled in whole or in part by steam, except a recreational vessel of not more than 40 feet in length. (51) “submersible vessel” means a vessel that is capable of operating below the surface of the water. (52) “tanker” means a self-propelled tank vessel constructed or adapted primarily to carry oil or hazardous material in bulk in the cargo spaces. (53) “tank vessel” means a vessel that is constructed or adapted to carry, or that carries, oil or hazardous material in bulk as cargo or cargo residue, and that— (A) is a vessel of the United States; (B) operates on the navigable waters of the United States; or (C) transfers oil or hazardous material in a port or place subject to the jurisdiction of the United States. (54) “towing vessel” means a commercial vessel engaged in or intending to engage in the service of pulling, pushing, or hauling along side, or any combination of pulling, pushing, or hauling along side. (55) “uninspected passenger vessel” means an uninspected vessel— (A) of at least 100 gross tons as measured under [section 14502 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14502&num=0&edition=prelim), or an alternate tonnage measured under [section 14302 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14302&num=0&edition=prelim) as prescribed by the Secretary under [section 14104 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14104&num=0&edition=prelim)— (i) carrying not more than 12 passengers, including at least one passenger for hire; or (ii) that is chartered with the crew provided or specified by the owner or the owner’s representative and carrying not more than 12 passengers; and (B) of less than 100 gross tons as measured under [section 14502 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14502&num=0&edition=prelim), or an alternate tonnage measured under [section 14302 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14302&num=0&edition=prelim) as prescribed by the Secretary under [section 14104 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section14104&num=0&edition=prelim)— (i) carrying not more than 6 passengers, including at least one passenger for hire; or (ii) that is chartered with the crew provided or specified by the owner or the owner’s representative and carrying not more than 6 passengers. (56) “uninspected vessel” means a vessel not subject to inspection under [section 3301 of this title](https://uscode.house.gov/view.xhtml?req=granuleid:USC-prelim-title46-section3301&num=0&edition=prelim) that is not a recreational vessel. (57) “vessel of war” means a vessel— (A) belonging to the armed forces of a country; (B) bearing the external marks distinguishing vessels of war of that country; (C) under the command of an officer commissioned by the government of that country and whose name appears in the appropriate service list or its equivalent; and (D) staffed by a crew under regular armed forces discipline. (58) “wing-in-ground craft” means a vessel that is capable of operating completely above the surface of the water on a dynamic air cushion created by aerodynamic lift due to the ground effect between the vessel and the water’s surface.