Transportation Occurrences Investigation Act Article 23

If, in the course of an investigation, it becomes known to, or it is suspected by the TTSB, that an act of illegal interference with the operation of mode of transportation occurred, the TTSB shall immediately inform the responsible domestic and foreign authorities concerned and may provide assistance in terms of investigation to the competent authorities concerned for the part related to the transportation occurrence.
中文原文 運輸事故調查法第23條
運安會於調查中得知或疑有非法干預運行之情事者,應即通知國內外之各有關權責機關,並得就有關運輸事故部分,協助有關權責機關調查。

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