An authorised officer may, for the purpose of ascertaining whether charge has been or will be paid in respect of the departure from Australia of a person who, in the opinion of the authorised officer , is about to depart from Australia for another country or for an external Territory, require that person, or any other person who may, in the opinion of the authorised officer , have information with respect to the matter, to answer questions or produce documents to him or her, or both.