1. Short title This Act may be cited as the Sustainable Shark Fisheries and Trade Act of 2018 . 2. Shark conservation and trade fairness certification Section 610 of the High Seas Driftnet Fishing Moratorium Protection Act ( 16 U.S.C. 1826k ) is amended— (1) in subsection (a)(2)— (A) by striking subparagraph (A) and inserting the following: (A) that nation or any individual or entity from that nation has imported shark products into the United States or seeks to import shark products into the United States; and ; and (B) in subparagraph (B)— (i) by striking adopted and inserting sought and obtained, not later than the effective date specified in paragraph (8) of subsection (g), a certification from the Secretary under that subsection that the nation has in effect ; and (ii) by striking , taking into account different conditions ; (2) in subsection (b), in paragraphs (2) and (3), by striking subsection (a) each place it appears and inserting subsection (a)(1) ; (3) in subsection (c)— (A) in paragraph (1), by striking subsection (a) and inserting subsection (a)(1) ; and (B) by adding at the end the following: (6) Applicability to certain countries This subsection does not apply to nations identified under subsection (a)(2). ; (4) in subsection (d)— (A) in paragraph (1), by inserting or (g) after under subsection (c) ; and (B) in paragraph (3), by inserting or (g) after under subsection (c) ; and (5) by adding at the end the following: (g) Shark conservation and trade fairness certification (1) Prohibition on importation (A) In general Except as provided in subparagraph (B), shark products may not be imported into the United States unless the shark products were landed in a nation to which the Secretary has issued a certification or partial certification under paragraph (2). (B) Exceptions The prohibition under subparagraph (A) shall not apply to shark products that are— (i) traded, owned, held, or otherwise possessed by an employee or agent of a governmental agency for law enforcement purposes