ShieldPer 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.
CrestThat 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.
MottoSUSTENTO VIS (Support The Force).
ShieldBuff 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 Battalion’s 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.
CrestThe crest is that of the Illinois Army National Guard.
The coat of arms was approved on 3 May 2013.