Water Pollution Control Act Article 39-1

Those enterprise or sewage system may not discharge, transfer, reduce in wage or otherwise taken any adverse sanction against its dedicated enterprise or sewage system personnel or other employee for disclosing an action which violates this Act to the competent authority or judicial authority, becomes witness of a litigation process or refuses to participate in an action which violates this Act.Any dismissal, demotion or reduction of wage imposed by the enterprise or sewage system manager or employee who exercises the managerial authority on behalf of the employer for reasons as prescribed in the preceding paragraph shall be null and void.If those enterprise or sewage system personnel or employer were penalized by the employer for the reason prescribed in Paragraph 1, the enterprise or the sewage system has the duty to prove whether the violation is true.For those enterprise or sewage system dedicated personnel and other employer other than the employer who had participated in actions violating the provisions of this Act and under criminal responsibility but who discloses such action to the competent authority or judicial authority assisting the authority to uncover the violation of the employer, the penalty for such person shall be reduced or exempted.
中文原文 水污染防治法第39-1條
事業或污水下水道系統不得因廢(污)水處理專責人員或其他受僱人,向主管機關或司法機關揭露違反本法之行為、擔任訴訟程序之證人或拒絕參與違反本法之行為,而予解僱、降調、減薪或其他不利之處分。
事業或污水下水道系統或其行使管理權之人,為前項規定所為之解僱、降調、減薪或其他不利之處分者,無效。
事業或污水下水道系統之廢(污)水處理專責人員或其他受僱人,因第一項規定之行為受有不利處分者,事業或污水下水道系統對於該不利處分與第一項規定行為無關之事實,負舉證責任。
廢(污)水處理專責人員或其他受僱人曾參與依本法應負刑事責任之行為,而向主管機關揭露或司法機關自白或自首,因而查獲其他正犯或共犯者,減輕或免除其刑。

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