The mandate of the United Nations Mission for Justice Support in Haiti (MINUJUSTH) is set out in the Security Council Resolution 2350 (2017), which was adopted on 13 April 2017. It provided for the establishment of a peacekeeping mission in Haiti that would begin operations upon completion of the mandate of the United Nations Stabilization Mission in Haiti (MINUSTAH).
More information: https://peacekeeping.un.org/en/mission/minujusth