The Celje were recognized as princes of the Holy Roman Empire a year following his death, though there is spurious evidence that suggests this may have taken place shortly before Hermann's death, on 27 September 1435.
Celje diakui sebagai pangeran dari Kekaisaran Suci Romawi setahun setelah kematiannya, meskipun terdapat bukti palsu yang menunjukkan bahwa hal ini mungkin terjadi sesaat sebelum kematian Herman, pada tanggal 27 September 1435.