The Philippine Army ranks are structured into three main groups: Commissioned Officers, Non-Commissioned Officers (NCOs), and Enlisted Personnel. Starting from the lowest to the highest, the ranks for Commissioned Officers include Second Lieutenant, First Lieutenant, Captain, Major, Lieutenant Colonel, Colonel, Brigadier General, Major General, Lieutenant General, and General. For NCOs, ranks begin at Corporal, followed by Sergeant, Staff Sergeant, Technical Sergeant, Master Sergeant, First Master Sergeant, and Chief Master Sergeant. Enlisted Personnel start at Private, progress to Private First Class, and then to Corporal.