United States Army Center for Military History with Images from the US Army Institute of Heraldry, United States Army: Unit Histories and Heraldries…
“ To transfer a unit from one branch of the Army to another -- for example, from infantry to armor. Such a change always requires a redesignation; however, there is no break in the historical continuity of the unit. Active as well as inactive units may be converted, but if the unit is active, it must also be reorganized under a new table of organization and equipment (TOE) . Demobilize. To remove the designation of a unit from the official rolls of the Army. If the unit is active, it must also be inactivated. ”
