The 317th Infantry was reconstituted in the Organized Reserve on 24 June 1921, assigned to the 80th Division, and allotted to the Third Corps Area.

The final commander of the regiment, appointed in December, 1944, was Lieutenant Colonel Henry G. Fisher, who served in this capacity until the end of the war.

A Gold color metal and enamel device 1+5⁄32 inches (2.9 cm) in height consisting of a shield blazoned: Azure, on a bend Or three alerions of the field, in base a lion rampant of the second.

Attached below and to the sides of the shield a tripartite Gold scroll inscribed "ARMIS" to dexter, "ET" in base and "ANIMIS" to sinister, all in Blue letters.

The bend and alerions are taken from the coat of arms of Lorraine, but the tinctures are changed, and the lion represents service in the Picardy Sector.

The distinctive unit insignia was originally approved for the 317th Infantry Regiment, Organized Reserves on 26 February 1927.

Blazon Symbolism Background- The coat of arms was originally approved for the 317th Infantry Regiment, Organized Reserves on 28 February 1927.