Water Pollution Control Act Article 26

Competent authorities at all levels may send personnel bearing identification documents to enter the premises of an enterprise, sewage system or building sewage treatment facility for each of the following verification work matters.I. The inspection of pollutant sources and wastewater and sewage treatment and discharge circumstancesII. The requesting of relevant informationIII. Sampling, flow measurements and the photography of wastewater and sewage treatment and discharge circumstancesWhen a competent authority at any level performs verification work pursuant to the regulations of the foregoing paragraph, it shall consult with the military authority for those circumstances that involve military secrets.The verification work in the two foregoing paragraphs may not be evaded, obstructed or refused.Inspection agencies and personnel shall maintain confidentiality concerning inspected industrial, commercial or military secrets.
中文原文 水污染防治法第26條
各級主管機關得派員攜帶證明文件,進入事業、污水下水道系統或建築物污水處理設施之場所,為下列各項查證工作:
一、檢查污染物來源及廢(污)水處理、排放情形。
二、索取有關資料。
三、採樣、流量測定及有關廢(污)水處理、排放情形之攝影。
各級主管機關依前項規定為查證工作時,其涉及軍事秘密者,應會同軍事機關為之。
對於前二項查證,不得規避、妨礙或拒絕。
檢查機關與人員,對於受檢之工商、軍事秘密,應予保密。

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