49 U.S. Code § 46318 - Interference with cabin or flight crew
Interference with cabin or flight crew
An individual who physically assaults or threatens to physically assault a member of the flight crew or cabin crew of a civil aircraft or any other individual on the aircraft, or takes any action that poses an imminent threat to the safety of the aircraft or other individuals on the aircraft is liable to the United States Government for a civil penalty of not more than $25,000.
(b) Compromise and Setoff.—
The Secretary may compromise the amount of a civil penalty imposed under this section.