Final answer:
Army policy mandates that soldiers wear ID tags at all times in the field, during air travel, when overseas, and in combat zones for identification and accountability.
Step-by-step explanation:
Army policy regarding the wearing of Identification (ID) tags is designed to ensure that soldiers can be easily identified at all times. Soldiers are required to wear ID tags around their necks with a chain, and the tags must include essential information such as their name, Social Security Number, blood type, and religious preference.
ID tags serve a critical purpose in the event of casualties, as they provide immediate identification for medical personnel and others.
Also, ID tags are part of the uniform and must be worn at all times while in a field environment, while traveling in an aircraft, when outside the continental United States (OCONUS), and in all combat environments to ensure proper identification. This policy helps maintain discipline, accountability, and the readiness of the soldiers.