Prohibitions against smoking on scheduled flights

§ 41706. Prohibitions against smoking on scheduled flights (a) General.—An individual may not smoke in the passenger cabin or lavatory of an aircraft on a scheduled airline flight segment in air transportation or intrastate air transportation that is— (1) between places in a State of the United States, the District of Columbia, Puerto Rico, or the Virgin Islands; (2) between a place in any jurisdiction referred to in clause (1) of this subsection (except Alaska and Hawaii) and a place in any other of those jurisdictions; or (3) (A) scheduled for not more than 6 hours’ duration; and (B) (B)(i) between a place referred to in clause (1) of this subsection (except Alaska and Hawaii) and Alaska or Hawaii; or (ii) between Alaska and Hawaii. (b) Regulations.—The Secretary of Transportation shall prescribe regulations necessary to carry out this section.