Shield
Per chevron, the chief per pale Gules (Crimson) and Gules (Brick Red), a pale Or (Buff) edged Or overall three mullets in chevron of the fourth, on the base of the fourth a fesse wavy Azure, superimposed in centre by a bayonet erect Sable, the grip edged of the fourth.
Crest
That for the regiments and separate battalions of the Illinois Army National Guard: From a wreath Or and Gules, upon a grassy field the blockhouse of old Fort Dearborn Proper.
Motto
SUSTENTO VIS (Support The Force).
Shield
Buff is the color traditionally associated with Support units. The three divisions of the upper background represent the basic branches of the logistics field within the Battalion crimson denotes Ordnance, buff signifies Quartermaster and brick red for Transportation. The stars imply steadiness and placed upon each division convey the importance each branch contributes to the success of the Battalions mission. The chevron symbolizes support. The wavy horizontal bar alludes to water, suggesting the location of the unit in North Riverside, Illinois, near the Des Plaines River. The bayonet, point upward, illustrates military readiness.
Crest
The crest is that of the Illinois Army National Guard.
The coat of arms was approved on 3 May 2013.