Due to the lack of a need for tank destroyer brigade headquarters the unit was disbanded in March 1944.
[1] The initial role of both brigades was to oversee the training of the large number of tank destroyer battalions that had been formed.
[2] At this time, US Army doctrine called for tank destroyers to primarily operate as concentrated battalions during combat.
These battalions were to be concentrated in regiment-sized groups and brigades when needed to combat large forces of enemy tanks.
[4] The brigade was transferred to Camp Forrest in Tennessee on 11 April 1943, where it was assigned to the Second Army.