ATP 3-91 governs division operations, including organization, deployment, mission command, and offensive, defensive, and stability tasks.
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ATP 3-91 covers division organization, force tailoring, mission command, deployment, defense, offense, stability, reconnaissance, security, mobility, air support, counter-UAS, cyberspace operations, and regionally aligned forces. It describes techniques for conducting these operations and addresses the division’s primary stability tasks and special topics.
Applies to: Divisions conducting operations in the territorial limits of the United States (U.S.) and its territories must be imminently familiar with the doctrine contained in ADP/ADRP 3-28.
Successful security operations depend on properly applying five fundamentals: Provide early and accurate warning. Provide reaction time and maneuver space. Orient on the force or facility to be secured. Perform continuous reconnaissance. Maintain enemy contact. (paragraph 8-35)
The division can be involved in the conduct of all five Army primary stability tasks: Establish civil security (including security force assistance). Establish civil control. Restore essential services. Support to governance. Support to economic and infrastructure development. (paragraph 7-8)
Sustainment brigades are normally assigned or attached to a theater sustainment command with a support relationship to the division. (paragraph 1-47)
When properly task-organized, augmented, and supported, any element assigned to or supporting the division may perform security operations. (paragraph 8-84)
The maneuver enhancement brigade main command post coordinates and synchronizes security operations for the division support area. (paragraph 8-82)