and treatment, ensuring the rights of detainees, as well as the situation with conduction of relevant documentation. During the visits the dormitories, MSU, penal isolators, kitchen, meeting rooms and other objects of the investigation isolator were visited, the documentation on nutrition, drinking water, cold and hot water supply, rendering of medical aid, walking, meeting, parcels and phone conversations was inspected, existing situation was investigated as well. Despite the persons received during the visits made no complaints regarding detention conditions, treatment and medical aid rendered to them, the overcrowding was observed in the institution, during the visit to cells and other objects it was revealed that the building of the investigation isolator was old and there was need in reconstruction works. In this regard the Commissioner urged to the M.J. In the received response it was informed that the construction of new penitentiary complex in Ganja city was going on and this shortcoming would be eliminated. Within the frames of the visits, the administrations of the institution were given relevant recommendations on further improving of detention conditions, the medical service and documentation basing on the national and international standards, as well as the Internal Disciplinary Rules in Investigation Isolators. Within the frames of the activity of the Ombudsman as the NPM the visit was held in Investigation Isolator No.3. The aim of the visit conducted upon the demands of the OPCAT and the Constitutional Law on the Commissioner for Human Rights (Ombudsman) of the Republic of Azerbaijan was the investigation of the treatment of detainees and their detention conditions, ensuring the detainees’ rights, the conduction of the documentation. During the visits the detention conditions, nutrition, foods supply were inspected, for this aim the cells, canteen of this institution were visited, as well as the situation with ensuring the rights to medical aid, walking, phone conversations, legal aid and others was investigated. In order to investigate the treatment matters tête-à-tête meetings were carried out with the detainees in the visited cells, their appeals were heard, legal advice on the raised issues, the competences of the Ombudsman and legislation demands were explained to each of them. During the conversations with individually received detainees many of them complained on choosing the arrest measure against them and the investigation of the initiated criminal case, some of them stated that their cases are under the court execution and submitted written appeals to the Ombudsman for sending request to relevant court. Corresponding unquiries were sent to relevant bodies and each application was replied in written. 35