Purpure, on a disc formed of rays couped Or a disc of the field surmounted by a scroll furled top and bottom Argent enclosed within a stylized torii, the upper beam formed as a vol Gules, overall an antique sword fesswise, hilt to sinister of the second.
AUCTORES SOLIDI PRINCIPII (Builders of a Solid Beginning).
The torii alludes to service in Okinawa and the winged crossbeam denotes the unit's airborne capability. The Battalion's former mission requirements which included all of Southeast Asia are signified by the rays of the sun. The sword and scroll were suggested by the Civil Affairs insignia of branch; the scroll, however, is depicted open to indicate actual conduct of "civil affairs" overseas and symbolizes law and order and stability in government. The unsheathed sword is symbolic of authority and the colors purple and white are used for Civil Affairs organizations.
The coat of arms was approved on 14 April 2008.