The duties and responsibilities of a platoon leader is similar in the armies. Based on the US Army publications,^[1] it is possible to address that a platoon leader:

• Leads the platoon in supporting the higher headquarters missions. He bases his actions on his assigned mission and intent and concept of his higher commanders.
• Conducts troop leading procedures.
• Maneuvers squads and fighting elements.
• Synchronizes the efforts of squads.
• Looks ahead to the next “move" of the platoon.
• Requests, controls, and synchronizes supporting assets.
• Employs mission command systems available to the squads and platoon.
• Checks with squad leaders ensuring 360-degree, three-dimensional security is maintained.
• Checks with weapons squad leader controlling the emplacement of key weapon systems.
• Issues accurate and timely reports.
• Places himself where he is most needed to accomplish the mission.
• Assigns clear tasks and purposes to the squads.
• Understands the mission and commander’s intent two levels up (company and battalion).
• Receives on-hand status reports from the platoon sergeant, section leaders, and squad leaders during planning.
• Coordinates and assists in the development of the obstacle plan.
• Oversees and is responsible for property management

In Mechanized infantry units, also, the platoon leader:

• Normally dismounts when the situation causes the platoon to dismount.
• Serves as Armoured personnel carrier or Infantry fighting vehicle commander when mounted.
• Develops the fires with the platoon sergeant, section leaders, and squad leaders.

• Crew chief (disambiguation)
• Team leader
• Squad leader
• Platoon Leader (film)
• Platoon Leader (memoir)
• Platoon Leaders Class