FM 3-57 governs the integration and employment of Civil Affairs forces and capabilities in support of unified land operations.
View FM 3-57 on armypubs.army.mil
The manual describes Civil Affairs missions, authorities, core competencies, principles, operations, and support across the competition continuum. It requires civil knowledge integration into planning and compliance with applicable laws, the law of war, and rules of engagement.
Applies to: FM 3-57 applies to the Active Army, the Army National Guard (or Army National Guard of the United States), and the United States Army Reserve unless otherwise stated.
Civil affairs operations are actions planned, coordinated, executed, and assessed to enhance awareness of, and manage the interaction with, the civil component of the operational environment; identify and mitigate underlying causes of instability within civil society; and/or involve the application of functional specialty skills normally the responsibility of civil government (JP 3-57). (paragraph 2-1)
Army CA forces have the strategic objective of establishing and maintaining a secure and stable OE that is consistent with U.S. interests. (paragraph 2-2)
Commanders, staffs, and subordinates ensure their decisions and actions comply with applicable United States, international, and, in some cases, host-nation laws and regulations.
Commanders at all levels ensure their Soldiers operate in accordance with the law of war and the rules of engagement. (See FM 6-27.)
CA forces prepare area studies, conduct assessments, and create and maintain running estimates to assist in the planning and updating of mission plans across the competition continuum. (paragraph 4-43)