Regulations Governing the National Health Insurance Dispute Mediation Article 18
One of the following cases will invalidate the mediation disposition of the benefit case:1. The petition unconformable with the legal procedure is unable to be corrected or fails to be corrected within the designate period.2. Overdue applications for mediation3. Those who are not set forth in Paragraph 1, Article 3 put forward the application.4. The nonexistence of the original Notice of Assessment5. Reapplications of mediation of a dispositional or withdrawn case.6. Disputes not concerning the matters referred to in Article 2.If the invalid mediation disposition referred to in Subparagraph 1 or 2 of the preceding paragraph can prove that the original evaluation is illegal, the Insurer or his higher authorities shall revoke or modify the original evaluation in conformity with the legal procedures.