to the United States. (B) Procedure Seizures and forfeitures under this subsection shall be governed by the provisions of chapter 46 of title 18, United States Code, relating to civil forfeitures, except that such duties as are imposed on the Secretary of Treasury under the customs laws described in section 981(d) of title 18, United States Code, shall be performed by such officers, agents, and other persons as may be designated for that purpose by the Secretary of Homeland Security or the Attorney General. (3) Criminal forfeiture (A) Forfeiture Any person who is convicted under paragraph (1) shall, in addition to any other penalty, forfeit to the United States— (i) any property, real or personal, tangible or intangible, used or intended to be used, in any manner, to commit or facilitate the violation or attempted violation of paragraph (1)