A/HRC/RES/42/22 11. Expresses its profound thanks to the States that have extended their cooperation to the Working Group and responded to its requests for information, and invites all States concerned to demonstrate the same spirit of cooperation; 12. Notes with satisfaction that the Working Group has been informed of the release of some of the individuals whose situation has been brought to its attention, while deploring the many cases that have not yet been resolved; 13. Decides to extend the mandate of the Working Group for a further period of three years, in accordance with Commission on Human Rights resolutions 1991/42 and 1997/50 and Human Rights Council resolution 6/4; 14. Requests the Working Group to prepare, as suggested by the Working Group in its report submitted to the Human Rights Council at its thirtieth session, 2 in close consultation with Member States, civil society, relevant international and regional organizations, United Nations agencies, funds and programmes, particularly the United Nations Office on Drugs and Crime, in full respect of the mandates of the United Nations Office on Drugs and Crime and of the Working Group, and with the support of the Office of the United Nations High Commissioner for Human Rights, a study on arbitrary detention relating to drug policies to ensure that upholding the prohibition thereon is included as part of an effective criminal justice response to drug-related crimes, in accordance with international law, and that such a response also encompasses legal guarantees and due process safeguards, in accordance with the recommendation on this issue contained in the outcome document adopted by the General Assembly on 19 April 2016 at its special session,3 and to submit a report thereon to the Council at its forty-seventh session, and to bring the report to the attention of the Commission on Narcotic Drugs as the policymaking body of the United Nations with prime responsibility for drug-control matters; 15. Notes that the Working Group has been receiving an increasing number of submissions concerning allegations of arbitrary detention, and requests the Working Group to reduce and address the backlog of submissions, and to continue to process all new cases in a timely and efficient manner so as to avoid future backlogs; 16. Notes with concern that, according to the Working Group, despite the adoption of a streamlined review process, it continues to have insufficient resources to exercise its mandate effectively, particularly in relation to human resources, of which there is an acute need, and requests the Secretary-General to provide the Working Group with all the assistance necessary for it to be able to effectively and sustainably fulfil its mandate, in particular by putting sufficient, assured and predictable human resources at its disposal; 17. Decides to continue its consideration of the question of arbitrary detention in conformity with its programme of work. 39th meeting 26 September 2019 [Adopted without a vote.] 2 3 A/HRC/30/36. Resolution S-30/1. 3