18 U.S.C. § 1728 : US Code - Section 1728: Weight of mail increased fraudulently

Search 18 U.S.C. § 1728 : US Code - Section 1728: Weight of mail increased fraudulently

Whoever places any matter in the mails during the regular
weighing period, for the purpose of increasing the weight of the
mail, with intent to cause an increase in the compensation of the
railroad mail carrier over whose route such mail may pass, shall be
fined under this title or imprisoned not more than five years, or
both.