Соответствующая норма
Practice Relating to Rule 116. Accounting for the Dead
Section B. Recording of the location of graves
Poland’s Procedures Governing the Interment of Soldiers Killed in Action (2009) states: “Detailed information shall also be provided on the location of the grave [of the bodies of persons whose identity cannot be verified]”. 
Poland, Norma Obronna NO-02-A053:2004, Działania wojenne Procedury pochówku poległych i zmarłych, enacted by decision No. 134/MON related to the Approval and Enforcement of Regulatory Instruments in Respect of State Defence and Security, 21 April 2009, published in the Official Gazette of the Ministry of National Defence, No. 8, Item 99, April 2009, Section 2.4.3.