28 CFR § 541.33
Release from the SHU
July 24, 2020
(a) Administrative detention status. You will be released from administrative detention status when the reasons for your placement no longer exist.
(b) Disciplinary segregation status. You will be released from disciplinary segregation status after satisfying the sanction imposed by the DHO. The SRO may release you earlier if it is determined you no longer require disciplinary segregation status.