105 CMR, § 164.400
Residential rehabilitation services are organized substance use disorder treatment and education services featuring a planned program of care in a 24-hour residential setting. For purposes of 105 CMR 164.400 this shall not include facilities providing services to individuals committed pursuant to M.G.L. c. 123, § 35. Services are provided in permanent facilities where residents reside on a temporary basis. They are staffed 24 hours a day. Residential rehabilitation services are provided to residents who require safe and stable living environments in order to develop their recovery skills. Types of residential rehabilitation services are those designed for: adult individuals, adults with their families, adolescents, and driving under the influence second offenders.
105 CMR, § 164.400