In terms of the ceremony for Imperial succession, there are no Lawful regulations, after the abolishment of the Regulations Governing the Accession to the Throne. (No.1 of Imperial Family Regulation in Meiji 42)
皇位継承の儀式については、登極令（明治42年皇室令第1号）の廃止に伴い法律上の規定が存在しない。