Regulations Governing the National Health Insurance Dispute Mediation Article 5

The application for mediation shall be based on the date the NHI Dispute Mediation Committee receives the petition. If the petition is sent to the NHI Dispute Mediation Committee by mail, the postmark date stamped by the original post office shall be used for reference.Those who have missed the application for mediation due to a natural disaster or any reasons not attributable to the applicant shall state the reasons in writing and apply for restoration to the status quo ante within ten days after the cause ceases to exist. However, if it has been over one year since the application deadline for mediation, the applicant is not eligible to apply for restoration.Those who apply for restoration to the status quo ante shall complete all necessary mediation application procedures during the remedy period.
中文原文 全民健康保險爭議事項審議辦法第5條
審議之申請,以爭審會收受申請書之日期為準;其以郵遞方式申請者,以原寄郵政機關之郵戳為準。
因天災或其他不應歸責於申請人之事由,致遲誤申請審議期間者,申請人得於原因消滅後十日內,以書面敘明遲誤原因,申請回復原狀。
但遲誤申請審議期間已逾一年者,不得為之。
申請回復原狀,應同時補行期間內應為之申請審議行為。

English translation for reference only; the Chinese text prevails. Not legal advice.