ShieldOr, on a low mount a palmetto tree Vert in chief a five-pointed mullet Gules, all within a diminished bordure of the last.
CrestThat for the regiments and separate battalions of the Army Reserve: On a wreath of the colors Or and Gules, the Lexington Minute Man Proper. The statue of the Minute Man, Captain John Parker (H.H. Kitson, sculptor), stands on the Common in Lexington, Massachusetts.
MottoUNITY AND SPEED.
ShieldThe shield is yellow for Cavalry, the red bordure to represent service during World War I as Artillery. The star is for the State of Texas – the birthplace of the Regiment, while the palmetto tree is taken from the state flag of South Carolina; Camp Jackson being the place of training.
CrestThe crest is that of the United States Army Reserve.
The coat of arms was approved on 21 September 1925.