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Field Manual Vault: free, searchable, downloadable military manuals

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2,898 publications
ATP 3-21.21 ·Army ·2016

SBCT Infantry Battalion

ATP 3-21.21, The SBCT Infantry battalion of the Stryker brigade combat team, discusses the techniques used by the Infantry battalion while conducting missions. These are techniques and are not prescriptive. Mission, enemy, terrain and… Current 272 pages Small Unit Tactics
ATP 3-21.50 ·Army ·2025

Infantry Small-Unit Mountain and Cold Weather Operations

When conducting military operations in mountains or cold weather environments, leaders and Soldiers must plan to fight two enemies: the environment and the opposing force. ATP 3-21.50 provides perspective on how Infantry small-unit… Current 200 pages Fieldcraft Survival
ATP 3-21.51 ·Army ·2019

Subterranean Operations

Throughout history, subterranean operations have been part of warfare. The effect of subterranean warfare has had varying levels of significance dependent on the battle, campaign, or war. Large defensive walls constructed around cities… Current 228 pages Small Unit Tactics
ATP 3-21.71 ·Army ·2024

Mechanized Infantry Platoon and Squad

ATTP 3-21.71, Mechanized Infantry Platoon and Squad (Bradley) was last developed in November 2010. When ATP 3-21.8 was published in April 2016, it included three Infantry platoons and squads, (Infantry, mechanized, and Stryker). ATTP… Current 416 pages Small Unit Tactics
ATP 3-21.8 C1 ·Army ·2024

Infantry Rifle Platoon and Squad

The Army's techniques publication for the Infantry rifle platoon and squad: organization, offense, defense, and patrolling at the small-unit level. Supersedes the 2016 edition. Current 598 pages Small Unit Tactics
ATP 3-21.9 ·Army ·2025

Stryker Infantry Rifle Platoon and Squad

ATP 3-21.9 addresses the tactical application of techniques associated with the offense, defense, and enabling tasks for the Stryker Infantry rifle platoon and squad. ATP 3-21.9 does not discuss defense support of civil authorities (see… Current 452 pages Small Unit Tactics
ATP 3-21.90 ·Army ·2019

Tactical Employment of Mortars

ATP 3-21.90/MCTP 3-01D has been updated and provided as an ATP according to the 2015 Doctrine Strategy. In addition to doctrine changes, a significant effort has been made to eliminate redundancies with parent doctrinal manuals (for… Current 208 pages Small Unit Tactics
ATP 3-21.91 ·Army ·2017

Stryker Brigade Combat Team Weapons Troop

ATP 3-21.91, The SBCT weapons troop, discusses the techniques used while conducting missions. In addition to doctrine changes, a significant effort has been made to eliminate redundancies with parent doctrinal manuals (for example ADRP… Current 306 pages Small Unit Tactics
ATP 3-22.40 ·Army ·2025

Multi-Service Tactics, Techniques, and Procedures for the Employment of Nonlethal Weapons {mctp 10-10A | Nttp 3-26.6 | Afttp 3-2.45 | Cgttp 3-93.2}

ATP 3-22.40/MCTP 10-10A/NTTP 3-26.6/ AFTTP 3-2.45/CGTTP 3-93.2 i PREFACE 1. Purpose This multi-Service tactics, techniques, and procedures (MTTP) publication for The Employment of Nonlethal Weapons is a single source, descriptive reference… Current 108 pages Marksmanship Weapons
ATP 3-24.2 ·Army ·2025

Techniques in Counterinsurgency

Counterinsurgency (COIN) is a complex subset of warfare that encompasses all military, paramilitary, political, economic, psychological, and civic actions taken by a government to defeat an insurgency at the company, battalion, and brigade… Current 448 pages Doctrine Philosophy
ATP 3-24.3 ·Army ·2015

Cultural and Situational Understanding

Understanding culture is essential in conducting irregular warfare. Irregular warfare requires a deliberate application of an understanding of culture due to the need to understand a populated operational environment, what specifically is… Current 70 pages Recon Intel
ATP 3-27.3 ·Army ·2025

Ground-Based Midcourse Defense Operations

ATP 3-27.3, Ground-based Midcourse Defense Operations (GMD) is a proponent-level publication. It is the principal publication for describing GMD operations and the Army's GMD mission in defense of the United States homeland, friends, and… Current 88 pages Fires
ATP 3-28.1 ·Army ·2021

Multi-Service Tactics, Techniques, and Procedures for Defense Support of Civil Authorities (DSCA) (Mcrp 3-30.6, Nttp 3-57.2, Afttp 3-2.67, Cgttp 3-57.1)

1. Purpose This multi-Service tactics, techniques, and procedures (MTTP) publication for Defense Support of Civil Authorities (DSCA) is a single source, reference guide for tactical-level units. It assists military planners, commanders,… Current 136 pages Doctrine Philosophy
ATP 3-34.22 ·Army ·2021

Engineer Operations--Brigade Combat Team and Below

This manual provides engineer doctrine for operating at the BCT level and below and within the framework of unified land operations. This manual also provides greater detail for commanders and staffs at brigade echelons and below as well… Current 138 pages Engineering
ATP 3-34.40 ·Army ·2023

General Engineering (Mctp 3-40D(MCWP 3-17.7))

ATP 3-34.40/MCTP 3-40D provides doctrine for the conduct of general engineering support by the Army and Marine Corps. It emphasizes the general engineering unity of effort by providing a common philosophy, language, and purpose. General… Current 222 pages Engineering
ATP 3-34.45 ·Army ·2024

Electric Power Generation and Distribution {mcrp 3-40D.17}

Modern warfare relies on systems powered by electricity, making electricity an essential element that supports all warfighting functions. Command and control, intelligence, movement and maneuver, fires, sustainment and logistics, and… Current 100 pages Engineering
ATP 3-34.5 C2 ·Army ·2015

Environmental Considerations (Mcrp 3-40B.2)

ATP 3-34.5/MCRP 4-11B provides guidance on integrating environmental considerations into operations. This manual defines environmental considerations and provides guidance on integrating them into the operations process. This manual also… Current 160 pages Engineering
ATP 3-34.80 ·Army ·2024

Geospatial Engineering

Geospatial engineering is one of three engineering disciplines. It supports all staff sections and warfighting functions across every echelon of Army forces and plays a significant role in supporting the combat and general engineering… Current 94 pages Engineering
ATP 3-34.81 C1 ·Army ·2016

Engineer Reconnaissance (Mcwp 3-17.4)

ATP 3-34.81 provides techniques for the performance of tactical and technical engineer reconnaissance in support of military activities that are conducted across the full range of military operations. This publication supports doctrine… Current 166 pages Engineering
ATP 3-34.84 ·Army ·2023

Multi-Service Tactics, Techniques, and Procedures for Military Diving Operations (Mcrp 3-10.2, Nttp 3-07.7, Afttp 3-2.75, Cgttp 3-95.17)

16 June 2023 ATP 3-34.84/MCRP 3-10.2/NTTP 3-07.7/ i AFTTP 3-2.75/CGTTP 3-95.17 PREFACE 1. Purpose This multi-Service tactics, techniques, and procedures (MTTP) publication for Military Diving is a single source, descriptive reference guide… Current 96 pages Engineering
ATP 3-35 ·Army ·2023

Army Deployment and Redeployment

The purpose for the update of this manual is to align Army deployment and redeployment roles and responsibilities with the current force structure, updated policies, and Army's operational concept— multidomain operations. This manual is… Current 154 pages Sustainment
ATP 3-35.1 C1 ·Army ·2022

Army Pre-Positioned Operations

ATP 3-35.1 provides the framework for commanders and their staff at all levels and deploying units on the employment of Army pre-positioned stocks (APS) to support force projection and the combatant commanders. Army pre-positioned… Current 60 pages Sustainment
ATP 3-36 ·Army ·2014

Electronic Warfare Techniques

ATP 3-36 expands upon electronic warfare tasks, their role in unified land operations, and considerations specific to electronic warfare. It contains five chapters and three appendixes. Current 78 pages Comms Signal
ATP 3-37.10 ·Army ·2017

Base Camps (Mcrp 3-40D.13)

Meeting America's strategic objectives hinges on the ability to rapidly deploy forces at any time, in any environment, and against any adversary. Contingency basing provides strategic integration of policy, planning, and resourcing for… Current 190 pages Engineering
ATP 3-37.11 ·Army ·2018

Chemical, Biological, Radiological, Nuclear and Explosives Command (CBRNE Command)

When the United States (U.S.) military launched an invasion into Iraq in the spring of 2003—initiating Operation Iraqi Freedom—one of the main objectives was to find, exploit, and eliminate the Iraqi weapons of mass destruction (WMD)… Current 102 pages Engineering
ATP 3-37.15 C1 ·Army ·2020

Foreign Security Force Threats

A foreign security force threat is the potential for violence posed by foreign security forces (FSFs) working with, or granted access to, U.S. Service members, civilians, or contractors. Previously referred to as green-on-blue attacks,… Current 76 pages Engineering
ATP 3-39-12 ·Army ·2013

Law Enforcement Investigations

Whether supporting LE activities in support of bases and base camps; maintaining and restoring order in an effort to stabilize an area of operations (AO); providing training and support to HN police; or supporting humanitarian relief… Archive 528 pages Small Unit Tactics
ATP 3-39.10 ·Army ·2021

Police Operations

Police operations have historically been understood to comprise of law enforcement missions supporting United States (U.S.) military commanders and efforts to police military personnel, civilians, and family members working and residing on… Current 286 pages Small Unit Tactics
ATP 3-39.12-1 C1 ·Army ·2024

LAW Enforcement Investigations, Volume I

Whether supporting LE activities in support of bases and base camps; maintaining and restoring order to stabilize an area of operations (AO); providing training and support to host nation (HN) police; or supporting humanitarian relief… Current 476 pages Small Unit Tactics
ATP 3-39.20 ·Army ·2019

Police Intelligence Operations

Police intelligence has been included in U.S. Army military police doctrine since the 1960s. PIO focuses on the analysis of information to predict illegal, criminal, or subversive activities, and the environmental conditions that create… Current 226 pages Small Unit Tactics