The Township and County-Administered City Mediation Act Article 29

For the successful civil mediation, initiated by the party, but disapproved by the court due to the grounds existing for nullifying or revoking the mediation, the party may initiate an action for a nullification declaration to the mediation or for revoking the mediation in the reviewing court.For the successful civil mediation, referred by the court, but disapproved by the court due to the grounds existing for nullifying or revoking the mediation, the party may apply to the court for resuming the litigation proceeding accordingly.For the preceding two paragraphs, the party shall initiate or apply within thirty days after the service of the mediation agreement approved by the court.The provision of Article 502 of the Taiwan Code of Civil Procedure and the provision of Article 18, paragraph two, of the Compulsory Enforcement Act shall apply mutatis mutandis to the cases provided in the first and second paragraphs.
中文原文 鄉鎮市調解條例第29條
因當事人聲請而成立之民事調解,經法院核定後有無效或得撤銷之原因者,當事人得向原核定法院提起宣告調解無效或撤銷調解之訴。
法院移付而成立之民事調解,經核定後,有無效或得撤銷之原因者,當事人得請求續行訴訟程序。
前二項規定,當事人應於法院核定之調解書送達後三十日內為之。
民事訴訟法第五百零二條及強制執行法第十八條第二項規定,於第一項、第二項情形準用之。

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