Offenses; punishment; forfeitures of property

Whoever shall willfully violate any of the provisions of this chapter or of any license, rule, or regulation issued thereunder, and whoever shall willfully violate, neglect, or refuse to comply with any order of the President issued in compliance with the provisions of the chapter shall, upon conviction, be fined not more than $1,000,000, or if a natural person, be imprisoned for not more than 20 years, or both. Upon conviction, any property, funds, securities, papers, or other articles or documents, or any vessel, together with tackle, apparel, furniture, and equipment, concerned in any violation of subsection (a) may be forfeited to the United States. An action, suit, or proceeding for the enforcement of any civil fine, penalty, or forfeiture, pecuniary or otherwise, under this section shall not be entertained unless commenced within 10 years after the latest date of the violation upon which the civil fine, penalty, or forfeiture is based. For purposes of this paragraph, the commencement of an action, suit, or proceeding includes the issuance of a pre-penalty notice or finding of violation. No person shall be prosecuted, tried, or punished for any offense under subsection (a) unless the indictment is found or the information is instituted within 10 years after the latest date of the violation upon which the indictment or information is based.