A/RES/71/188 Human rights in the administration of justice and its facilities, bearing in mind the United Nations Principles and Guidelines on Access to Legal Aid in Criminal Justice Systems; 26 16. Continues to encourage States to pay due attention to the Bangkok Rules when developing and implementing relevant legislation, procedures, policies and action plans, and invites relevant special procedure mandate holders, the Office of the High Commissioner, the United Nations Office on Drugs and Crime and all other relevant organizations to take those rules into consideration in their activities; 17. Encourages States to review penal policies that can contribute to overincarceration and overcrowding, in particular regarding so -called “zerotolerance policies”, such as the application of mandatory pretrial detention and mandatory minimum sentences especially for minor and/or non-violent crimes; 18. Recognizes that every child and juvenile alleged as, accused of or recognized as having infringed the law, particularly those who are deprived of their liberty, as well as child victims and witnesses of crimes, should be tre ated in a manner consistent with his or her rights, dignity and needs, in accordance with international law, bearing in mind relevant international standards on human rights in the administration of justice, taking into account also the age, gender, social circumstances and development needs of such children, and calls upon States parties to the Convention on the Rights of the Child 6 and States parties to the Optional Protocols to the Convention 27 to abide strictly by their principles and respective provisions; 19. Reiterates the importance of the United Nations Model Strategies and Practical Measures on the Elimination of Violence against Children in the Field of Crime Prevention and Criminal Justice, 28 and urges States to consider applying them, as appropriate, in the design, implementation, monitoring and evaluation of laws, policies, programmes, budgets and mechanisms aimed at elimi nating violence against children in the field of crime prevention and criminal justice; 20. Recalls its resolution 69/157 of 18 December 2014, in which it invited the Secretary-General to commission an in-depth global study on children deprived of liberty, to be funded through voluntary contributions, and in this regard encourages Member States, United Nations agencies, funds, programmes and offices, as well as other relevant stakeholders, to support the elabo ration of the study; 21. Notes the regional conference on oversight, inspection and monitoring of places where children are deprived of liberty in the framework of the criminal justice system organized in Buenos Aires on 19 and 20 May 2016 by the Special Representative of the Secretary-General on Violence against Children and the United Nations Children’s Fund, and the important recommendations that have been put forward in this regard; 22. Encourages States that have not yet integrated children’s issues into their overall rule of law efforts to do so and to develop and implement a comprehensive and coordinated juvenile justice policy to prevent and address juvenile delinquency and to address risks and causes for children’s contact with the juvenile and/or criminal justice system, as well as with a view to promoting, inter alia, the use of _______________ 26 Resolution 67/187, annex. United Nations, Treaty Series, vols. 2171 and 2173, No. 27531; and resolution 66/138, annex. 28 Resolution 69/194, annex. 27 6/8