Description: A gold color metal and enamel device 1 1/8 inches (2.86 cm) in height overall, consisting of a light blue field behind two blue mountain peaks all enclosed by a crimson circular belt folded at top, buckled at bottom, inscribed "MAINTAIN" at left, "FOR" at top and "FREEDOM" at right in gold letters; overall a crimson four-bastioned fort one point up superimposed by a gold hammer and white lightning bolt crossed diagonally .

Symbolism: Crimson and light blue are traditionally associated with Maintenance units, colors of the parent organization.  Gold is symbolic of excellence.  The fort represents Fort Frederick, an historic stronghold important in the military past of Maryland.  The two peaks are symbolic of the mountains of Maryland and identify with the home area of the organization.  The colors of the device reflect the heritage of the unit.  The hammer, a dual purpose tool and weapon, is emblematic of military technology and the maintenance of weapon systems.  The lightning bolt alludes to rapid response to operational requirements, including mobilization for State and Federal emergency duties.  Unity, teamwork and solidarity, prerequisites of combat readiness, are represented by the buckled, circular belt  

Background: The distinctive unit insignia was originally approved for the 729th Maintenance Battalion on 5 July 1988.  It was redesignated for the 729th Support Battalion, with description and symbolism revised on 28 September 1992.

Coat of Arms

Blazon:

Shield: Per fess dancetty of two enhanced Celeste and Azure, a four-bastioned fort, axis crosswise, Gules (Crimson) fimbriated Or, overall in saltire a hammer of the like and lightning bolt Argent.

Crest: That for the regiments and separate battalions of the Maryland Army National Guard:  On a wreath of the colors, Or and Celeste, a cross bottony per cross quarterly Gules and Argent. 

Motto: MAINTAIN FOR FREEDOM.   

Symbolism:

Shield: Crimson and light blue are traditionally associated with Maintenance units, colors of the parent organization.  Gold is symbolic of excellence.  The fort represents Fort Frederick, a historic stronghold important in the military past of Maryland.  The two peaks are symbolic of the mountains of Maryland and identify with the home area of the organization.  The colors of the device reflect the heritage of the unit.  The hammer, a dual purpose tool and weapon, is emblematic of military technology and the maintenance of weapon systems.  The lightning bolt alludes to rapid response to operational requirements, including mobilization for State and Federal emergency duties.

Crest: The crest is that of the Maryland Army National Guard.

Background: The coat of arms was originally approved for the 729th Maintenance Battalion on 5 July 1988.  It was redesignated with symbolism revised for the 729th Support Battalion on 28 September 1992.