US lawMassachusettsRegulations103 CMR — Massachusetts Department of Correction103 CMR 421.00 — Department segregation units421.04103 CMR 421.04ApplicabilityYear: 2026Length: 11 wordsOfficial source 103 CMR 421.000 shall be applicable to all state correctional facilities.Previous103 CMR 421.03Next103 CMR 421.05