Shield
Gules, in base a crescent Argent and in pale overall a double-headed axe, the blade of the like, the handle Vert.
Crest
That for the regiments and separate battalions of the Iowa Army National Guard: On a wreath of the colors Argent and Gules, a hawks head erased Proper.
Motto
THAT THEY MAY FIGHT.
Shield
Red and white are the branch colors of the Corps of Engineers. The color green along with the red, alludes to the award of the French Croix de Guerre for service in Italy; also, red, white and green are the Italian colors. The double-headed axe expresses the Engineers dual function of construction and combat, and at the same time represents the units battle service in Italy. The crescent alludes to the Battalions service in Tunisia.
Crest
The crest is that of the Iowa Army National Guard.
The coat of arms was approved on 18 January 1967.