3.12  The BIU may at any time require an NF Member:3.12.1  to assist in an investigation into a potential violation by one or more persons under its jurisdiction (where appropriate, acting in conjunction with any other relevant national authority or body); and 3.12.2  to provide a written report on such assistance within a reasonable time period stipulated by the BIU.3.13  The BIU may request any person (whether a Participant or not) to assist an investigation by produc-ing documents, information or material and/or answering questions and providing information.3.14  Where during the course of any investigation the BIU identifies any additional Participants that may also have violated this Integrity Code, the investigation may be expanded to cover such potential viola-tions as well, or a separate investigation may be commenced.4.