The Officer Commanding (OC) is the commander of a sub-unit or minor unit (smaller than battalion size) in widespread military usage. A battalion is a Military unit of around 500-1500 men usually consisting of between two and seven companies and typically commanded by a Lieutenant Colonel
Normally an Officer Commanding is a company, squadron or battery commander (typically a Major). A company is a Military unit, typically consisting of 75-200 Soldiers Most companies are formed of three to five Platoons although the exact number may vary A squadron is a small unit or formation of Cavalry, armour, Aircraft (including Balloons) or Warships Army In Military organizations an artillery battery is a unit of Guns mortars or Rockets so grouped in order to facilitate better battlefield Major is a Military rank the use of which varies according to country However, the commanders of independent units of smaller than company size, detachments and administrative organisations, such as schools or wings, may also be designated Officers Commanding. A detachment (from the French Détachement) is a Military unit. Wing is a term used by different Air forces for a unit of command
The term Officer Commanding cannot be applied to any officer who is given command of a minor unit. For example, a platoon commander whose platoon is part of a company would not be an Officer Commanding. A platoon is a military unit typically composed of two to four sections or Squads and containing about 30 to 50 soldiers The Officer Commanding with power over that platoon would be the company OC. Officer Commanding is an appointment that confers a level of additional powers and responsibilities on the appointee.
Officers Commanding are generally given the same power and responsibilities as Commanding Officers of battalions and regiments. The commanding officer ( CO) is the officer in command of a Military unit. A regiment is a Military unit, composed of a variable number of Battalions – commanded by a Colonel. They are held responsible for the unit's properties and monies, can hear disciplinary charges against soldiers, sailors, or airmen under their command, and can delegate these powers. A soldier is a general English term that refers to a member of a land component of National Armed forces. Airman is a term used to refer to any enlisted personnel in the United States Air Force or Other Ranks in the Royal Air Force (in which airwoman