At the conclusion of Operation Vollmond, the commander of the 27th Regiment, Desiderius Hampel, was appointed division commander at his substantive rank of and Sauberzweig was tasked with forming a new corps headquarters, the IX Waffen Mountain Corps of the SS (Croatian). The commander of the 28th Regiment, Helmuth Raithel, was tasked to raise the new 23rd Waffen Mountain Division of the SS Kama (2nd Croatian). Both the new corps headquarters and new division were to be formed in southern Hungary. Three NCOs from every company of 13th SS Division, along with other personnel, were transferred to form the core of 23rd SS Division. New commanders were appointed to the two mountain infantry regiments, notably Hanke to the 28th.
