The Weights and Measures Act Article 43

The dedicated weights and measures authority may proceed to an investigation of the likelihood of any violation of the provisions of this Act discovered while performing the check or other relevant activities under the preceding Article.The investigation under the preceding Paragraph may be conducted in accordance with the following methods:1. To notify the party or parties involved or relevant person(s) to present within a given time limit their explanations;2. To notify the party or parties involved or relevant person(s) to provide the documents, evidence or other necessary information that are related to the violation within a given time limit; 3. To send its staff to the business place of the party or parties or the relevant persons, or to other places, to conduct necessary investigation. Where it is necessary, it may seal up the suspect law-violating measuring instrument(s) and place it under the custody of the party or parties referred to in subparagraph 1 under this Paragraph against an undertaking executed by such party or parties, or to request such party or parties to store the suspect instruments at a designated place.The party or parties or relevant person(s) shall cooperate with the investigation conducted by the dedicated weights and measures authority under the preceding Paragraph, without evading, impeding or refusing such investigation.