31 C.F.R. § 601.5
Penalty for Unauthorized Control or Possession
(a) Control or possession of distinctive paper and/or distinctive counterfeit deterrents adopted in §§ 601.3 and 601.4 require authorization by the Secretary of the Treasury.
(b) The penalty for unauthorized control and/or possession of distinctive paper and/or distinctive counterfeit deterrents adopted in §§ 601.3 and 601.4 is found at 18 U.S.C. 474A.