18 U.S.C. § 21 : US Code - Section 21: Stolen or counterfeit nature of property for certain crimes defined

Search 18 U.S.C. § 21 : US Code - Section 21: Stolen or counterfeit nature of property for certain crimes defined

(a) Wherever in this title it is an element of an offense that -
(1) any property was embezzled, robbed, stolen, converted,
taken, altered, counterfeited, falsely made, forged, or
obliterated; and
(2) the defendant knew that the property was of such character;
such element may be established by proof that the defendant, after
or as a result of an official representation as to the nature of
the property, believed the property to be embezzled, robbed,
stolen, converted, taken, altered, counterfeited, falsely made,
forged, or obliterated.
(b) For purposes of this section, the term "official
representation" means any representation made by a Federal law
enforcement officer (as defined in section 115) or by another
person at the direction or with the approval of such an officer.