28 C.F.R. § 511.13 Controlled visiting—denying visits.
Title 28 - Judicial Administration
(a) The Warden may restrict visiting to controlled situations or to more closely supervised visits when there is any suspicion that the visitor is introducing or attempting to introduce contraband, or when there has been a prior incident of such introduction or attempted introduction, or when there is any concern, based upon sound correctional judgment, about the visitor presenting a risk to the orderly running of the visiting room or area. (b) The Warden may deny visiting privileges when a controlled or closely supervised visit is not possible. (c) Staff shall deny admission to the institution to a visitor who refuses to be screened by a metal detector or who refuses to undergo a search of person and/or effects as dictated by these rules.
Title 28: Judicial Administration
PART 511—GENERAL MANAGEMENT POLICY
Subpart B—Searching and Detaining or Arresting Persons Other Than Inmates
§ 511.13 Controlled visiting—denying visits.