Moreover, in the case where a family line of the Sekke failed, there was an additional provision that only the adopted child from the Imperial Family or the adopted child from the same sekke was allowed to inherit the sekke, and the tacit provision that only the person who once took the position of regent, chief advisor to the Emperor or seii taishogun (literally, "great general who subdues the barbarians") could be appointed as the grand minister of state, whereby court nobles from the Seiga Family and other families of the lower position were expelled from their positions as mainstays of the Imperial Court.
また、摂家が断絶した場合の後継の養子には必ず皇族か同じ摂家からの養子しか認められなくなり、太政大臣の任官要件に摂政・関白・征夷大将軍の経験者という暗黙の規定が追加されて、清華家以下の公家は朝廷中枢から排除された。