Bad Nenndorf
They were originally established to interrogate detainees, defectors, and prisoners of war who were known or suspected to be working for Nazi Germany and Japan. After the war, suspected Soviet agents were also held for interrogation. The last CSDIC facility, the Bad Nenndorf interrogation centre, was closed down in June 1947. CSDIC(I) X and Z Sections were closed on 30 November 1945.