101st SS Heavy Panzer Battalion renamed in 1944, as SS Heavy Panzer Battalion 501 (German: schwere SS-Panzerabteilung 501), part of I SS Panzer Corps 102nd SS Heavy Panzer Battalion renamed in 1944, as SS Heavy Panzer Battalion 502 (schwere SS-Panzerabteilung 502), part of II SS Panzer Corps 103rd SS Heavy Panzer Battalion renamed in 1944, as SS Heavy Panzer Battalion 503 (schwere SS-Panzerabteilung 503), part of III (Germanic) SS Panzer Corps 104th SS Heavy Panzer Battalion (schwere SS-Panzerabteilung 104) was planned 22 October 1943, for IV SS Panzer Corps, but was never formed