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Military Police Officer (31A)

Legal and Law Enforcement Army MOS Information
  • Officer
  • Active Duty
  • Army Reserve

The Army’s Military Police provide an important function in the full spectrum of Army operations. The Army’s Military Police can be utilized in direct combat and during peacetime. As a Military Police Officer there are five main functions you will be responsible for within this branch:
1. Maneuver and mobility support operations
2. Area security operations
3. Law and order operations
4. Internment and resettlement operations
5. Police intelligence operations

These five functions of the Army’s Military Police all provide a commander with the necessary information and support for the successful completion of many Army missions.

The responsibilities of a Military Police Lieutenant may include:

  • Command and direct Military Police units and organizations.
  • Provide Military Police coordination at all levels.
  • Develop doctrine, organizations and equipment for future military police missions.
  • Serve as Military Police advisor to Army Reserve and Army National Guard organizations.


Military Police Officer training includes completion of the Military Police Officer Basic Course (MPOBC), where you will learn leadership skills, tactics, maintenance and operational aspects of the systems and tools used in the Military Police Corps.

Helpful Skills:

Being a leader in the Army requires certain qualities. A leader exhibits self-discipline, initiative, confidence and intelligence. They are physically fit and can perform under physical and mental pressures. Leaders make decisions quickly, always focusing on completing the mission successfully, and show respect for their subordinates and other military officers. Leaders lead from the front and adjust to environments that are always changing. They are judged by their ability to make decisions on their own and bear ultimate moral responsibility for those decisions.

Advanced Responsibilities:

Military Police Officers can continue in the Operations career field, serving in the Army Military Police Branch at ever increasing levels of leadership and responsibility.

Responsibilities of a Military Police Captain may include:

  • Commanding and controlling company-sized Military Police units (200-300 Soldiers).
  • Coordinating employment of Military Police Soldiers at all levels of command, from company to division level and beyond, in U.S. and multi-national operations.
  • Instructing Military Police skills at service schools and combat training centers.

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