Publication index
FM 6-27
The Commander's Handbook on the Law of Land Warfare
FM 6-27, published with the Marine Corps as MCTP 11-10C, is the current Army manual on the law of armed conflict. It replaced FM 27-10, which had stood since 1956. Commanders and staffs use it for targeting, detainee handling, and the treatment of civilians and protected property.
Open the official record- Type
- FM
- Edition verified
- August 2019
- Used in
- Staff & Admin
What to take from it
- Supersedes FM 27-10 / MCTP 11-10C, The Law of Land Warfare, dated 18 July 1956; the posted file incorporates change 2, dated May 2025.
- Core principles of the law of armed conflict: military necessity, humanity, distinction, proportionality, and honor.
- Covers prisoners of war and other detainees, the sick and wounded, civilians, and occupation.
- Published jointly with the Marine Corps as MCTP 11-10C.
These points are our summary, written for recall. They are not a substitute for the publication and they will not cover everything a board can ask. Read the source.