In Estonia, the Chancellor of Justice, as a preventive mechanism for prevention of ill-treatment, examines almost 150 places of detention. These are generally divided as follows:
- special social welfare institutions and general social welfare institutions providing special care;
- health care institutions providing psychiatric, rehabilitation treatment and treatment of infectious diseases against one’s will;
- establishments for children needing special treatment due to behavioural problems;
- prisons;
- houses of detention, police departments and constable offices;
- authorities of migration (expulsion centre, centre for receiving applicants);
- military units;
- border surveillance authorities;
- chambers of detention at court houses.