 110 RAC was disbanded in 1943, and 5th Battalion, Border Regiment was reconstituted in April 1944 by redesignation of the 7th Battalion, a reserve battalion serving in 213th Infantry Brigade, originally created in 1939 as a 2nd Line duplicate of the 5th It spent the rest of the war as a training battalion, assigned to the 45th Infantry Brigade, which was initially part of the 80th Infantry (Reserve) Division and then the 38th Infantry (Reserve) Division.The 50th (Holding) Battalion was raised in June 1940.In October, it was redesignated as the 9th Battalion and was assigned to the 225th Independent Infantry Brigade (Home).