Ship
Ship means any marine or fresh-water vessel used for military or commercial operations, including self-propelled vessels, those propelled by other craft , and navigational aids (buoys). This definition includes, but is not limited to, all military and Coast Guard vessels, commercial cargo and passenger (cruise) ships, ferries, barges, tankers, container ships, patrol and pilot boats, and dredges. For purposes of this subpart, pleasure crafts and offshore oil and gas drilling platforms are not considered ships.
Source
40 CFR § 63.782
Scoping language
Terms used in this subpart are defined in the Clean Air Act (CAA), in subpart A of part 63, or in this section as follows: