Shield
Per pale Tenn and Sable, a pile between a mullet of eight points and three kampilans bendwise in pale Argent.
Crest
That for the regiments and separate battalion of the Indiana National Guard: On a wreath of the colors, Argent and Tenn, a demi-lion rampant Argent, holding in dexter paw a laurel branch Vert.
Motto
SUCCESS OF COMMAND
Orange and white are the colors used by the Signal Corps. The three kampilans represent the unit's campaign service in the Philippines and the star is for the award of the Philippine Presidential Unit Citation. The searchlight in center suggests one of the functions of the unit.
The coat of arms was approved on 20 Feb 1962.