§ 2403. Prohibited acts
(a)
In general
It is unlawful for any person—
(5)
to transport passengers to, from, or within Antarctica by any seagoing vessel not required to comply with the Act to Prevent Pollution from Ships (33 U.S.C. 1901 et seq.), unless the person has an agreement with the vessel owner or operator under which the owner or operator is required to comply with Annex IV to the Protocol;
(6)
who organizes, sponsors, operates, or promotes a nongovernmental expedition to Antarctica, and who does business in the United States, to fail to notify all members of the expedition of the environmental protection obligations of this chapter, and of actions which members must take, or not take, in order to comply with those obligations;
(8)
to refuse permission to any authorized officer or employee of the United States to board a vessel, vehicle, or aircraft of the United States, or subject to the jurisdiction of the United States, for the purpose of conducting any search or inspection in connection with the enforcement of this chapter or any regulation promulgated or permit issued under this chapter;
(9)
to forcibly assault, resist, oppose, impede, intimidate, or interfere with any authorized officer or employee of the United States in the conduct of any search or inspection described in paragraph (8);
(11)
to interfere with, delay, or prevent, by any means, the apprehension, arrest, or detention of another person, knowing that such other person has committed any act prohibited by this section;
(b)
Acts prohibited unless authorized by permit
It is unlawful for any person, unless authorized by a permit issued under this chapter—
(c)
Exception for emergencies
No act described in subsection (a)(1), (2), (3), (4), (5), (7), (12), or (13) of this section or in subsection (b) of this section shall be unlawful if the person committing the act reasonably believed that the act was committed under emergency circumstances involving the safety of human life or of ships, aircraft, or equipment or facilities of high value, or the protection of the environment.