Khin Zaw Oo was appointed commander of the 4 Bureau of Special Operations with the rank of Lieutenant General on 8 September 2014 holding this position and rank until his retirement in August 2015. Previously in his career he served as commander of the 66 Light Infantry Division, Coastal Regional Military Command and was Adjutant-General of the military before being appointed to 4 Bureau of Special Operations. All allegations of violations being committed by units under his command occurred while he was in this position with the rank of Lieutenant General.