The Swedish National Board of Institutional Care (Swedish: Statens institutionsstyrelse, SiS) is a Swedish government agency organized under the Ministry of Health and Social Affairs. The agency arrange compulsory care for young people with psychosocial problems and for adults suffering from substance abuse problems. SiS offers a number of different treatment plans and mandatory care, when voluntary intervention have failed, and the right to forcibly detain and isolate individuals has become necessary.
https://en.wikipedia.org/wiki/Swedish_National_Board_of_Institutional_Care