Act for Settlement of Labor-Management Disputes Article 12

When the municipal or city (county) competent authority assigns a mediator to mediate, the mediation shall be processed within three days after receiving the application in writing for mediation.A mediator shall investigate the facts and commence the mediation within seven days since the date of his/her assignment.When a mediator conducts the investigation, the municipal or city (county) competent authority shall notify the parties, persons or business entities concerned to provide oral or written statements; if necessary, the mediator may enter into the business entity concerned for interviewing and investigating with the approval of the competent authority.The persons being notified or interviewed as referred to in the preceding Paragraph shall not make false statements, provide false information or refuse to explain without justifiable reasons.The mediators shall propose mediation proposals within ten days after the commencement of the mediation, and Articles 19, 20, and 22 shall be applicable mutatis mutandis.
中文原文 勞資爭議處理法第12條
直轄市或縣(市)主管機關指派調解人進行調解者,應於收到調解申請書三日內為之。
調解人應調查事實,並於指派之日起七日內開始進行調解。
直轄市或縣(市)主管機關於調解人調查時,得通知當事人、相關人員或事業單位,以言詞或書面提出說明;調解人為調查之必要,得經主管機關同意,進入相關事業單位訪查。
前項受通知或受訪查人員,不得為虛偽說明、提供不實資料或無正當理由拒絕說明。
調解人應於開始進行調解十日內作出調解方案,並準用第十九條、第二十條及第二十二條之規定。

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