The Regulation Governing the Handling of Investigation Procedures for Major Highway Occurrence Article 13

If any person participating in the investigation referred to in the preceding article fails to comply with any direction given by the Investigator-in-Charge or breaches any provision of the confidentiality agreement, the Investigator-in-Charge may suspend his or her participation in the investigation.
中文原文 重大公路事故調查作業處理規則第13條
前條參與調查之人員如不遵守主任調查官之指揮或違反保密切結事項,主任調查官得停止其參與專案調查小組工作。

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