Vert, a rudder Or.
From a wreath Or and Vert, two broadaxes in saltire Proper, surmounted by a baton palewise of the first, overall a Taeguk.
HONOR ABOVE ALL.
The shield is in the colors of the Military Police. The heraldic rudder is an allegorical representation of basic functions of the organization, control and guidance.
The broadaxes and baton represent military authority and justice, the mission of the 91st Military Police Battalion. The three elements allude to the decorations awarded to the unit. The Taeguk symbolizes the unit's campaign service during the Korean War.
The coat of arms was originally approved for the 91st Military Police Battalion on 6 September 1951. It was rescinded on 23 July 1963. The coat of arms was reinstated and amended to add a crest on 24 June 2005.