Article 30-41Notification, etc. of Family Register Supplement Identity Confirmation Information from the Mayor of a Municipality to the Prefectural Governor
第三十条の四十一（市町村長から都道府県知事への附票本人確認情報の通知等）
When the mayor of a municipality makes an entry in a family register supplement, deletes a family register supplement, or effects the amendment of an entry with respect to all or part of the matters listed in Article 17, items (ii) through (iii) and (v) through (vii), the mayor is to notify the prefectural governor of the family register supplement identity confirmation information pertaining to that entry, etc. in a family register supplement (meaning the matters listed in items (ii) through (iii) and (v) through (vii) of that Article entered in the family register supplement (in the case where the family register supplement has been deleted, these matters that were entered in that family register supplement), and the matters specified by Cabinet Order concerning the entry, etc. in a family register supplement; the same applies hereinafter).
市町村長は、戸籍の附票の記載、消除又は第十七条第二号から第三号まで及び第五号から第七号までに掲げる事項の全部若しくは一部についての記載の修正を行つた場合には、当該戸籍の附票の記載等に係る附票本人確認情報（戸籍の附票に記載されている同条第二号から第三号まで及び第五号から第七号までに掲げる事項（戸籍の附票の消除を行つた場合には、当該戸籍の附票に記載されていたこれらの事項）並びに戸籍の附票の記載等に関する事項で政令で定めるものをいう。以下同じ。）を都道府県知事に通知するものとする。
The notification under the preceding paragraph is to be made, as specified by Ministry of Internal Affairs and Communications Order, by transmission from the computer used by the mayor of the municipality, via a telecommunications line, to the computer used by the prefectural governor.
前項の規定による通知は、総務省令で定めるところにより、市町村長の使用に係る電子計算機から電気通信回線を通じて都道府県知事の使用に係る電子計算機に送信することによつて行うものとする。
The prefectural governor who has received a notification under paragraph (1) must, as specified by Ministry of Internal Affairs and Communications Order, record the family register supplement identity confirmation information pertaining to that notification on a magnetic disk, and retain it for the period specified by Cabinet Order from the day of that notification.
When all or part of the family register supplement identity confirmation information that the prefectural governor retains pursuant to the preceding paragraph, and for which the retention period under that paragraph has not elapsed (hereinafter referred to as "family register supplement identity confirmation information retained by the prefectural governor"), is lost, the prefectural governor must take the measures necessary to recover that family register supplement identity confirmation information retained by the prefectural governor.