Insignia Description
A silver color metal and enamel device 1 1/8 inches (2.86cm) in width overall, consisting of a shield blazoned: Purpure, two quills salterwise and in chief a sphere Argent gridlined of the field, overall a sword palewise Or. Attached at bottom and sides of the shield, a purple scroll inscribed "ADVOCATUS HUMANITATIS" in silver.

Symbolism
Purple and white are the colors traditionally associated with Civil Affairs units. The globe is symbolic of the unit's worldwide mission and capabilities. The quills are crossed to denote strength and support; they represent the unit's military government administrative functions, while the sword depicts military preparedness.

History
The distinctive unit insignia was approved 28 Apr 1993.

Source: The US Army Institute of Heraldry