Or, an arrowhead point up per pale Gules and Azure surmounted by a spear, palewise point to chief Vert fimbriated Argent barb of the last, overall a pair of Barongs in saltire of the like, all within a bordure Green.
That for the regiments and separate battalions of the Mississippi Army National Guard: From a wreath Or and Vert, a slip of magnolia full flower with leaves Proper behind a trident Sable.
GUARDIANS OF HONOUR.
The arrowhead and spear, representative of the arrowhead on the campaign streamer, is indicative of the Battalion's participation in the assault landing on New Guinea during World War II. The crossed Barongs refer to service in the Philippines, World War II. The colors red, white, and blue represent the Philippine Presidential Unit Citation awarded the unit for service in World War II. The blue area is also commemorative of the Presidential Unit Citation awarded the Battalion. Green is the color of the Military Police Corps. The upright position of the spear further alludes to the capabilities of the Battalion in their current mission.
The crest is that of the Mississippi Army National Guard.
The coat of arms was approved on 26 January 1998. The insignia was amended to correct the spelling of the motto on 29 January 2009.