33 CFR § 95.010 - Definition of terms as used in this part.
Alcohol means any form or derivative of ethyl alcohol (ethanol).
Blood alcohol concentration level means a certain percentage of alcohol in the blood.
Drug means any substance (other than alcohol) that has known mind or function-altering effects on a person, specifically including any psychoactive substance, and including, but not limited to, controlled substances.
State means a State or Territory of the United States of America including but not limited to a State of the United States, American Samoa, the Commonwealth of the Northern Marianas Islands, District of Columbia, Guam, Puerto Rico, and the United States Virgin Islands.
Underway means that a vessel is not at anchor, or made fast to the shore, or aground.
Vessel includes every description of watercraft or other artificial contrivance used, or capable of being used, as a means of transportation on water.
Vessel owned in the United States means any vessel documented or numbered under the laws of the United States; and, any vessel owned by a citizen of the United States that is not documented or numbered by any nation.
Waters subject to the jurisdiction of the United States means those waters described in § 2.38 of this chapter.