for any person to sell, purchase, offer for sale, transport, or ship, in the United States, any tuna or tuna product unless the tuna or tuna product is either dolphin safe or has been harvested in compliance with the International Dolphin Conservation Program by a country that is a member of the Inter-American Tropical Tuna Commission or has initiated and within 6 months thereafter completed all steps required of applicant nations in accordance with Article V, paragraph 3 of the Convention establishing the Inter-American Tropical Tuna Commission, to become a member of that organization;

except as provided for in subsection 1

for any person to import any yellowfin tuna or yellowfin tuna product or any other fish or fish product in violation of a ban on importation imposed under section 1371(a)(2) of this title;

for any person to violate any regulation promulgated under this subchapter;

for any person to refuse to permit any duly authorized officer to board a vessel subject to that person’s control for purposes of conducting any search or inspection in connection with the enforcement of this subchapter; and

for any person to assault, resist, oppose, impede, intimidate, or interfere with any such authorized officer in the conduct of any search or inspection described in paragraph (5).