Shield
Gules (Brick Red) on a pale Or a TRAC tread and a tire track palewise Sable and issuant from sinister base bendwise overall a wing of the first fimbriated of the second.
Crest
That for the regiments and separate battalions of the Indiana Army National Guard: From a wreath Or and Gules, a demi-lion rampant Argent, holding in dexter paw a laurel branch Vert.
Motto
PRT DISPOS CAPABLE (Ready Willing Able).
Shield
Brick red and yellow are the colors used for the Transportation Corps, the original allocation of the unit. The track and truck tread are representative of the various modes of mobility that were employed by the parent unit. The wing denotes fleetness.
Crest
The crest is that of the Indiana Army National Guard.
The coat of arms was originally approved for the 538th Transportation Battalion on 29 November 1962. It was redesignated for the 38th Supply and Transport Battalion on 24 July 1963. The insignia was redesignated for the 38th Support Battalion with the symbolism revised on 20 November 1992. It was redesignated effective 1 September 2008, for the 519th Support Battalion.