High Quality Content by WIKIPEDIA articles! High Quality Content by WIKIPEDIA articles! High Quality Content by WIKIPEDIA articles! In accordance with Army Regulation (AR) 135-100, US Department of the Army Pamphlet (DA Pam) 600-11 and US Army Field Manual (FM) 22-100 (para A-3), a warrant officer is an officer who can and does command, carry out military justice actions and sits on both selection and promotion boards. A US warrant officer is a single-track specialty officer, initially appointed by the US Secretary of the Army; he/she receives a commission upon promotion to Chief Warrant Officer Two (CW2).