The main purpose of this legislation is to update and clarify the definitions related to humanitarian demining assistance and the management of stockpiled conventional munitions. It aims to enhance the effectiveness of U.S. efforts in supporting countries affected by landmines and other explosive remnants of war, as well as to improve the safety and management of potentially dangerous munitions. Key provisions of the legislation include a detailed definition of humanitarian demining assistance, which encompasses the detection and clearance of landmines and unexploded ordnance.