28 CFR 541.25 - Notice received when placed in the SHU.
You will be notified of the reason(s) you are placed in the SHU as follows:
(a) Administrative detention status. When placed in administrative detention status, you will receive a copy of the administrative detention order, ordinarily within 24 hours, detailing the reason(s) for your placement. However, when placed in administrative detention status pending classification or while in holdover status, you will not receive an administrative detention order.
Title 28 published on 2013-07-01
no entries appear in the Federal Register after this date.