(a) In General. - Except as provided in subsection (b), it shall
be unlawful for a person to purchase, own, or possess body armor,
if that person has been convicted of a felony that is -
(1) a crime of violence (as defined in section 16); or
(2) an offense under State law that would constitute a crime of
violence under paragraph (1) if it occurred within the special
maritime and territorial jurisdiction of the United States.
(b) Affirmative Defense. -
(1) In general. - It shall be an affirmative defense under this
section that -
(A) the defendant obtained prior written certification from
his or her employer that the defendant's purchase, use, or
possession of body armor was necessary for the safe performance
of lawful business activity; and
(B) the use and possession by the defendant were limited to
the course of such performance.
(2) Employer. - In this subsection, the term "employer" means
any other individual employed by the defendant's business that
supervises defendant's activity. If that defendant has no
supervisor, prior written certification is acceptable from any
other employee of the business.