Report on the Performance of Activities of the National Preventive Mechanism for 2017 The police system: 10. To the Croatian Government, to propose the establishment of effective civil supervision over police work; 11. To the Ministry of the Interior, to use means of coercion only to the extent necessary to achieve the purpose of their use; 12. To the Ministry of the Interior and the State Attorney’s Office, to carry out an effective investigation ex officio of the allegations on possible police violence; 13. To the General Police Directorate, to monitor the implementation of police officers' duty to notify the management on all situations in which coercion measures are used, so that justification of its use could be made; 14. To the Ministry of the Interior, to establish video surveillance in all premises where persons deprived of their liberty are located, and to keep the records for the duration of the deadline in which citizens can file complaints about police treatment; 15. To the Ministry of the Interior and General Police Directorate, to enable medical treatment to detained persons initiated before the deprivation of liberty; 16. To the Ministry of the Interior and General Police Directorate, to consider the introduction of training for police officers specialized in the treatment of persons with mental disorders; 17. To the Ministry of the Interior and General Police Directorate, to adapt accommodation conditions in facilities for persons deprived of their liberty to comply with legal and international standards; 18. To the General Police Directorate, to issue the assessment of justification and legality of the use of coercion measures within 24 hours of receipt of a written report; 19. To the Ministry of the Interior and General Police Directorate, to provide three meals in cases when apprehension lasts for 24 hours; 20. To the Ministry of the Interior and General Police Directorate, to organize work processes so that detention supervisors can only be focused on that one task and not perform tasks at the operational and communication centre at the same time; Persons with mental disorders who are in psychiatric institutions: 21. To the Ministry of Health, to adapt accommodation conditions in all psychiatric institutions to comply with legal and international standards; 22. To the Ministry of Justice, to draft a proposal of the amendments to the Act on Protection of Persons with Mental Disorders; 49