4.—(1) Where it appears to the Registrar General that there is any clerical error or any error of fact or substance in the Register of Presumed Deaths, the Registrar General may authorise any person to correct the error in the Register.
(2) Where it appears to the Registrar General that the death of a missing person, being a person to whom an entry in the Register of Presumed Deaths relates, has been registered in the register of deaths or recorded in any register kept or maintained under the law of a country or territory outside Northern Ireland corresponding in nature to the register of deaths, the Registrar General must mark or annotate the relevant entry in the Register of Presumed Deaths accordingly.
(3) The Registrar General may mark or annotate, or cancel the marking or annotation of, any entry in the Register of Presumed Deaths.