18 U.S.C. § 1793 : US Code - Section 1793: Trespass on Bureau of Prisons reservations and land

Search 18 U.S.C. § 1793 : US Code - Section 1793: Trespass on Bureau of Prisons reservations and land

Whoever, without lawful authority or permission, goes upon a
reservation, land, or a facility of the Bureau of Prisons shall be
fined under this title or imprisoned not more than six months, or
both.