ZIKS consists of 4 distinct organizational units, 3 of which make up the Spuž prison complex, 9 kilometres (6 mi) northwest of central Podgorica.
The Spuž complex was erected in the 1950s, replacing several smaller prisons within Podgorica city proper.
It consists of following housing units: The KPD has had a chronic problem with overcrowding, with 20% to 30% more inmates incarcerated than nominal capacity allows.
The building, erected in 1949, is situated in the urban core of Bijelo Polje, in northern Montenegro.
It serves as a short term prison sentence facility and a pre-trial detention center.