Indigenous Peoples Status Act Article 11

In the case of household registration error, omission, or other factors resulting in the erroneous indigenous status or omitted indigenous status, upon the discovery of said error or omission, the local Household Registration Office at the individual's place of domicile should notify the individual concerned for amendment or revocation of such registration, or the individual should apply for investigation at the Household Registration Office at the individual's place of domicile followed by revocation or amendment of such registration.