Related Rule
Practice Relating to Rule 106. Conditions for Prisoner-of-War Status
Poland’s Prisoner of War Handling Procedures (2009) states in the section on definitions:
Prisoner of war
A person captured by the opposing side and belonging to one of the following categories:
6. Inhabitants of non-occupied territory who, on the approach of the enemy, spontaneously take up arms to resist the invading forces, without having had time to form regular armed units, provided they carry arms openly and respect the law and customs of war. 
Poland, Norma Obronna NO-02-A020:2000, Procedury postępowania z jeńcami wojennymi, 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 1.3.1.