On 16 June 1986 the battalion colors were again inactivated when the unit was reflagged as a battalion of the 8th Infantry, pairing it with CONUS-based elements of the 8th Infantry under the 4th Infantry Division at Fort Carson, Colorado. On 2 May 1988 the battalion was assigned to the 10th Mountain Division and activated at Fort Drum, New York.
On June 16, 1986, the battalion's colors were deactivated as the unit became a battalion of the 8th Infantry, paired with CONUS-based elements under the 4th Infantry Division at Fort Carson, Colorado. On May 2, 1988, the battalion was reassigned to the 10th Mountain Division and activated at Fort Drum, New York.