ShieldSable, a sword and lightning flash saltirewise surmounted by a stylized chess piece with a griffin's head Or, within a bordure compony Argent and Azure (Oriental Blue).
CrestThat for the regiments and separate battalions of the Army Reserve: From a wreath Or and Sable, the Lexington Minute Man, Captain John Parker (H.H. Kitson, sculptor), stands on the Common in Lexington, Massachusetts.
MottoTHE EYES OF THE BATTLE.
ShieldOriental blue and silver gray/white are the colors traditionally associated with Military Intelligence units. Black denotes solidity while suggesting clandestine capabilities. Gold alludes to excellence and achievement. The sword and flash represent military preparedness and speed. The border and chess piece suggest strategy and countermeasure tactics. The griffin symbolizes vigilance with its keen eyesight and acute hearing.
CrestThe crest is that of the United States Army Reserve.
The coat of arms was originally approved for the 242d Military Intelligence Battalion on 30 July 1991. It was redesignated for the 542d Military Intelligence Battalion with the blazon of the crest revised on 29 October 1993.