This United States Army manual, Army Techniques Publication ATP 3-21.71 Mechanized Infantry Platoon and Squad October 2024, provides techniques, and procedures for the employment of the Bradley Fighting Vehicle-equipped mechanized Infantry platoon and squads in multidomain operations. It provides the framework and technical employment principles for a mechanized Infantry platoon in the Armor and mechanized Infantry companies and combined arms battalions found in the Armored brigade combat team. The principal audience for ATP 3-21.71 is the commanders, staff, officers, noncommissioned officers, and Soldiers within the Combined Arms Battalion. The audience includes the United States Army Training and Doctrine Command institutions and components. This publication serves as an authoritative reference for personnel developing doctrine, materiel and force structure, institutional and unit training, and standard operating procedures for the mechanized Infantry platoon and squad. The doctrinal principles and procedures contained within this publication are intended to be used as a guide and not to be considered prescriptive. ATP 3-21.71 outlines the framework in which mechanized Infantry platoons and squads will operate, either by themselves or together as part of the company.