(a) Offense.—Whoever knowingly—

(1) sets fire to, damages, destroys, disables, or wrecks any vessel;

(2) places or causes to be placed a destructive device, as defined in section 921(a)(4), destructive substance, as defined in section 31(a)(3), or an explosive, as defined in section 844(j) in, upon, or near, or otherwise makes or causes to be made unworkable or unusable or hazardous to work or use, any vessel, or any part or other materials used or intended to be used in connection with the operation of a vessel;

(3) sets fire to, damages, destroys, or disables or places a destructive device or substance in, upon, or near, any maritime facility, including any aid to navigation, lock, canal, or vessel traffic service facility or equipment;

(4) interferes by force or violence with the operation of any maritime facility, including any aid to navigation, lock, canal, or vessel traffic service facility or equipment, if such action is likely to endanger the safety of any vessel in navigation;

(5) sets fire to, damages, destroys, or disables or places a destructive device or substance in, upon, or near, any appliance, structure, property, machine, or apparatus, or any facility or other material used, or intended to be used, in connection with the operation, maintenance, loading, unloading, or storage of any vessel or any passenger or cargo carried or intended to be carried on any vessel;

(6) performs an act of violence against or incapacitates any individual on any vessel, if such act of violence or incapacitation is likely to endanger the safety of the vessel or those on board;

(7) performs an act of violence against a person that causes or is likely to cause serious bodily injury, as defined in section 1365(h)(3), in, upon, or near, any appliance, structure, property, machine, or apparatus, or any facility or other material used, or intended to be used, in connection with the operation, maintenance, loading, unloading, or storage of any vessel or any passenger or cargo carried or intended to be carried on any vessel;

(8) communicates information, knowing the information to be false and under circumstances in which such information may reasonably be believed, thereby endangering the safety of any vessel in navigation; or

(9) attempts or conspires to do anything prohibited under paragraphs (1) through (8),

shall be fined under this title or imprisoned not more than 20 years, or both.

(b) Limitation.—Subsection (a) shall not apply to any person that is engaging in otherwise lawful activity, such as normal repair and salvage activities, and the transportation of hazardous materials regulated and allowed to be transported under chapter 51 of title 49.

(c) Penalty.—Whoever is fined or imprisoned under subsection (a) as a result of an act involving a vessel that, at the time of the violation, carried high-level radioactive waste (as that term is defined in section 2(12) of the Nuclear Waste Policy Act of 1982 (42 U.S.C. 10101(12)) ¹ or spent nuclear fuel (as that term is defined in section 2(23) of the Nuclear Waste Policy Act of 1982 (42 U.S.C. 10101(23)),¹ shall be fined under this title, imprisoned for a term up to life, or both.

(d) Penalty When Death Results.—Whoever is convicted of any crime prohibited by subsection (a) and intended to cause death by the prohibited conduct, if the conduct resulted in the death of any person, shall be subject also to the death penalty or to a term of imprisonment for a period up to life.

(e) Threats.—Whoever knowingly and intentionally imparts or conveys any threat to do an act which would violate this chapter, with an apparent determination and will to carry the threat into execution, shall be fined under this title or imprisoned not more than 5 years, or both, and is liable for all costs incurred as a result of such threat.