The Head Office ensures the conditions for the functioning of the prisons and for the work of all employees of the Prison Administration. It takes care of the planning and implementation of training and provides conditions for the training of employees. It provides equipment for prison officers, such as uniforms and other personal equipment, arms and technical and other equipment. It is also responsible for developing systems for the protection of imprisoned persons, collects and processes statistical and other data on the enforcement of criminal sanctions, can perform internal supervision over all areas of work in prisons and the correctional home, and directs and coordinates their work. It proposes improvements in the area of enforcement of criminal sanctions and performs other tasks defined by law. In implementing its tasks, the Head Office cooperates with scientific organisations, professional societies, non-governmental organisations and other interested organisations.