Related Rule
New Zealand
Practice Relating to Rule 117. Accounting for Missing Persons
Section A. Search for missing persons
New Zealand’s Military Manual (1992) provides: “As soon as possible, and certainly immediately upon the end of hostilities, each party to the conflict must search for those reported missing by the adverse Party.” 
New Zealand, Interim Law of Armed Conflict Manual, DM 112, New Zealand Defence Force, Headquarters, Directorate of Legal Services, Wellington, November 1992, § 1011(2).