18 U.S.C. § 1733 : US Code - Section 1733: Mailing periodical publications without prepayment of postage

Search 18 U.S.C. § 1733 : US Code - Section 1733: Mailing periodical publications without prepayment of postage

Whoever, except as permitted by law, knowingly mails any
periodical publication without the prepayment of postage, or, being
an officer or employee of the Postal Service, knowingly permits any
periodical publication to be mailed without prepayment of postage,
shall be fined under this title, or imprisoned not more than one
year, or both.